JPH045726U - - Google Patents

Info

Publication number
JPH045726U
JPH045726U JP4730390U JP4730390U JPH045726U JP H045726 U JPH045726 U JP H045726U JP 4730390 U JP4730390 U JP 4730390U JP 4730390 U JP4730390 U JP 4730390U JP H045726 U JPH045726 U JP H045726U
Authority
JP
Japan
Prior art keywords
ramp wave
addition means
signal
wave signal
counter
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
JP4730390U
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 JP4730390U priority Critical patent/JPH045726U/ja
Publication of JPH045726U publication Critical patent/JPH045726U/ja
Pending legal-status Critical Current

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  • Analogue/Digital Conversion (AREA)

Description

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

第１図はこの考案の一実施例のブロツク図、第
２図は従来のランプ波発生装置のブロツク図であ
る。 １……加算手段、８……アツプ／ダウンカウン
タ、１１……Ｄ／Ａコンバータ。 FIG. 1 is a block diagram of an embodiment of this invention, and FIG. 2 is a block diagram of a conventional ramp wave generator. 1... Adding means, 8... Up/down counter, 11... D/A converter.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 可変値のデイジタルデータと前回の加算データ
が入力される加算手段と、この加算手段がオーバ
ーフローしたときにカウンタの内容をインクリメ
ントしてデイジタルランプ波信号を発生するアツ
プ／ダウンカウンタと、前記デイジタルランプ波
信号をアナログランプ波信号に変換するＤ／Ａコ
ンバータとを備えてなるランプ波発生装置。 an addition means into which variable value digital data and previously added data are input; an up/down counter that increments the contents of the counter and generates a digital ramp wave signal when the addition means overflows; A ramp wave generator comprising a D/A converter that converts a signal into an analog ramp wave signal.
JP4730390U 1990-05-07 1990-05-07 Pending JPH045726U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4730390U JPH045726U (en) 1990-05-07 1990-05-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4730390U JPH045726U (en) 1990-05-07 1990-05-07

Publications (1)

Publication Number Publication Date
JPH045726U true JPH045726U (en) 1992-01-20

Family

ID=31563113

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4730390U Pending JPH045726U (en) 1990-05-07 1990-05-07

Country Status (1)

Country Link
JP (1) JPH045726U (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5271966A (en) * 1975-12-11 1977-06-15 Matsushita Electric Ind Co Ltd Triangular wave generator
JPS62195903A (en) * 1986-02-24 1987-08-29 Hitachi Ltd Periodic function signal generating circuit
JPS62225027A (en) * 1986-03-27 1987-10-03 Toshiba Corp Variable frequency divider
JPH01108807A (en) * 1987-10-21 1989-04-26 Fujitsu Ten Ltd Pulse generating circuit
JPH0294915A (en) * 1988-09-30 1990-04-05 Anritsu Corp Triangular wave signal generator
JPH02100410A (en) * 1988-10-06 1990-04-12 Nippon Telegr & Teleph Corp <Ntt> Periodic control pulse generating circuit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5271966A (en) * 1975-12-11 1977-06-15 Matsushita Electric Ind Co Ltd Triangular wave generator
JPS62195903A (en) * 1986-02-24 1987-08-29 Hitachi Ltd Periodic function signal generating circuit
JPS62225027A (en) * 1986-03-27 1987-10-03 Toshiba Corp Variable frequency divider
JPH01108807A (en) * 1987-10-21 1989-04-26 Fujitsu Ten Ltd Pulse generating circuit
JPH0294915A (en) * 1988-09-30 1990-04-05 Anritsu Corp Triangular wave signal generator
JPH02100410A (en) * 1988-10-06 1990-04-12 Nippon Telegr & Teleph Corp <Ntt> Periodic control pulse generating circuit

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