JPH0444747U - - Google Patents

Info

Publication number
JPH0444747U
JPH0444747U JP8774190U JP8774190U JPH0444747U JP H0444747 U JPH0444747 U JP H0444747U JP 8774190 U JP8774190 U JP 8774190U JP 8774190 U JP8774190 U JP 8774190U JP H0444747 U JPH0444747 U JP H0444747U
Authority
JP
Japan
Prior art keywords
circuit
time constant
short
pulse detection
detection 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.)
Pending
Application number
JP8774190U
Other languages
English (en)
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 JP8774190U priority Critical patent/JPH0444747U/ja
Publication of JPH0444747U publication Critical patent/JPH0444747U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Manipulation Of Pulses (AREA)
  • Dc Digital Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)

Description

【図面の簡単な説明】
第１図は、本考案の一実施例における主要部の
ブロツク図。第２図ａは、ＰＯＣＳＡＧ信号を説
明するための図。第２図ｂは、ＰＯＣＳＡＧ信号
における同期信号を表わす図。第３図は、第１図
の動作を説明するための本考案の一実施例におけ
る主要部のタイミング・チヤート図。

Claims (1)

    【実用新案登録請求の範囲】
  1. 周期的に電源の接断を行なうデジタル通信装置
    の受信回路に含まれるレベル判定回路に長短２種
    類の時定数回路を設けるとともに、前記短い時定
    数と長い時定数の各回路を切り換え選択するため
    のスイツチ回路を有するパルス検出回路において
    、前記パルス検出回路出力から１／０パターンを
    検出する手段と、前記１／０パターンを検出する
    手段からの情報により前記短い時定数と長い時定
    数の各回路を切り換え選択するためのスイツチ回
    路を制御する時定数回路監視手段を備えたことを
    特徴とするパルス検出回路。
JP8774190U 1990-08-22 1990-08-22 Pending JPH0444747U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8774190U JPH0444747U (ja) 1990-08-22 1990-08-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8774190U JPH0444747U (ja) 1990-08-22 1990-08-22

Publications (1)

Publication Number Publication Date
JPH0444747U true JPH0444747U (ja) 1992-04-16

Family

ID=31820373

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8774190U Pending JPH0444747U (ja) 1990-08-22 1990-08-22

Country Status (1)

Country Link
JP (1) JPH0444747U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011188264A (ja) * 2010-03-09 2011-09-22 Alps Electric Co Ltd 受信機

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5937612A (ja) * 1982-08-25 1984-03-01 三菱電機株式会社 コロナシ−ルド装置
JPS5941934A (ja) * 1982-09-01 1984-03-08 Nec Corp 選択呼出受信機
JPS63131719A (ja) * 1986-11-21 1988-06-03 Nec Corp オフセツトキヤンセル回路

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5937612A (ja) * 1982-08-25 1984-03-01 三菱電機株式会社 コロナシ−ルド装置
JPS5941934A (ja) * 1982-09-01 1984-03-08 Nec Corp 選択呼出受信機
JPS63131719A (ja) * 1986-11-21 1988-06-03 Nec Corp オフセツトキヤンセル回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011188264A (ja) * 2010-03-09 2011-09-22 Alps Electric Co Ltd 受信機

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