JPS6344517U - - Google Patents

Info

Publication number
JPS6344517U
JPS6344517U JP1986139094U JP13909486U JPS6344517U JP S6344517 U JPS6344517 U JP S6344517U JP 1986139094 U JP1986139094 U JP 1986139094U JP 13909486 U JP13909486 U JP 13909486U JP S6344517 U JPS6344517 U JP S6344517U
Authority
JP
Japan
Prior art keywords
diode
modulator
coil
inductance element
modulator according
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.)
Pending
Application number
JP1986139094U
Other languages
Japanese (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 JP1986139094U priority Critical patent/JPS6344517U/ja
Priority to KR2019870003774U priority patent/KR900002656Y1/en
Publication of JPS6344517U publication Critical patent/JPS6344517U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/08—Amplitude modulation by means of variable impedance element
    • H03C1/14—Amplitude modulation by means of variable impedance element the element being a diode

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、本考案のＲＦ変調器の回路図であり
、第２図は、第１図の一実施例の要部構造図であ
り、第３図は、本考案のＲＦ変調器の他の実施例
の要部構造図であり、第４図は、本考案のＲＦ変
調器のさらに他の実施例の要部構造図であり、第
５図は、従来のＲＦ変調器の回路図であり、第６
図は、第５図の要部構造図である。 １：ピツクアツプコイル、２：バイパス・コン
デンサ、１４：回路基板、１５：導体パターン、
２１，２２：ダイオード、２３：ツインダイオー
ド、２４〜２９：インダクタンス素子。 FIG. 1 is a circuit diagram of the RF modulator of the present invention, FIG. 2 is a structural diagram of main parts of an embodiment of FIG. 1, and FIG. 3 is a circuit diagram of the RF modulator of the present invention. FIG. 4 is a structural diagram of main parts of still another embodiment of the RF modulator of the present invention, and FIG. 5 is a circuit diagram of a conventional RF modulator. Yes, 6th
The figure is a structural diagram of the main part of FIG. 5. 1: Pickup coil, 2: Bypass capacitor, 14: Circuit board, 15: Conductor pattern,
21, 22: Diode, 23: Twin diode, 24-29: Inductance element.

Claims (1)

【実用新案登録請求の範囲】 (1) ピツクアツプコイルの中点を高周波的に接
地するとともに両端を変調用ダイオードに接続し
て、前記ピツクアツプコイルを平衡トランスとし
て機能させるＲＦ変調器において、ベアリングさ
れた２個のダイオードが１チツプに収納されたツ
インダイオードを前記変調用ダイオードとして用
いるとともに、このツインダイオードと前記ピツ
クアツプコイルの両端の間にインダクタンス素子
を介装することを特徴としたＲＦ変調器。 (2) 前記インダクタン素子を前記ピツクアツプ
コイルおよびツインダイオードが配置される回路
基板に設けられる導体パターンで構成したことを
特徴とする実用新案登録請求の範囲第１項記載の
ＲＦ変調器。 (3) 前記インダクタンス素子をリード線によつ
て構成したことを特徴とする実用新案登録請求の
範囲第１項記載のＲＦ変調器。 (4) 前記インダクタンス素子を前記ピツクアツ
プコイルの両端を伸張したアーム部で構成したこ
とを特徴とする実用新案登録請求の範囲第１項記
載のＲＦ変調器。[Claims for Utility Model Registration] (1) In an RF modulator in which the midpoint of a pick-up coil is grounded at high frequency and both ends are connected to a modulation diode, the pick-up coil functions as a balanced transformer. An RF modulator characterized in that a twin diode in which two diodes are housed in one chip is used as the modulation diode, and an inductance element is interposed between the twin diode and both ends of the pickup coil. (2) The RF modulator according to claim 1, wherein the inductor element is formed of a conductive pattern provided on a circuit board on which the pickup coil and twin diode are arranged. (3) The RF modulator according to claim 1, wherein the inductance element is formed by a lead wire. (4) The RF modulator according to claim 1, wherein the inductance element is constituted by an arm portion extending from both ends of the pickup coil.
JP1986139094U 1986-09-09 1986-09-09 Pending JPS6344517U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1986139094U JPS6344517U (en) 1986-09-09 1986-09-09
KR2019870003774U KR900002656Y1 (en) 1986-09-09 1987-03-24 Rf modulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986139094U JPS6344517U (en) 1986-09-09 1986-09-09

Publications (1)

Publication Number Publication Date
JPS6344517U true JPS6344517U (en) 1988-03-25

Family

ID=15237353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986139094U Pending JPS6344517U (en) 1986-09-09 1986-09-09

Country Status (2)

Country Link
JP (1) JPS6344517U (en)
KR (1) KR900002656Y1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5947814A (en) * 1982-09-10 1984-03-17 Alps Electric Co Ltd Rf modulator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5947814A (en) * 1982-09-10 1984-03-17 Alps Electric Co Ltd Rf modulator

Also Published As

Publication number Publication date
KR880007097U (en) 1988-05-31
KR900002656Y1 (en) 1990-03-31

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