JPH044434U - - Google Patents

Info

Publication number
JPH044434U
JPH044434U JP4466890U JP4466890U JPH044434U JP H044434 U JPH044434 U JP H044434U JP 4466890 U JP4466890 U JP 4466890U JP 4466890 U JP4466890 U JP 4466890U JP H044434 U JPH044434 U JP H044434U
Authority
JP
Japan
Prior art keywords
level
input data
outputs
shifting
converting
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
JP4466890U
Other languages
Japanese (ja)
Other versions
JP2578803Y2 (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 JP1990044668U priority Critical patent/JP2578803Y2/en
Publication of JPH044434U publication Critical patent/JPH044434U/ja
Application granted granted Critical
Publication of JP2578803Y2 publication Critical patent/JP2578803Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Analogue/Digital Conversion (AREA)

Description

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

第１図は、この考案によるＤ／Ａ変換回路の一
実施例を示すブロツク図、第２図と第３図は、こ
の考案の実施例の動作を説明するための図、第４
図は従来のＤ／Ａ変換回路の動作を説明するため
の図である。 １……レベル検出回路、２……メモリ、３……
レベルシフト回路、４，５……Ｄ／Ａ変換回路、
６……加算回路。 FIG. 1 is a block diagram showing one embodiment of the D/A conversion circuit according to this invention, FIGS. 2 and 3 are diagrams for explaining the operation of the embodiment of this invention, and FIG.
The figure is a diagram for explaining the operation of a conventional D/A conversion circuit. 1...Level detection circuit, 2...Memory, 3...
Level shift circuit, 4, 5...D/A conversion circuit,
6...Addition circuit.

Claims (1)

【実用新案登録請求の範囲】 入力データを記憶するメモリと、 前記入力データのレベル値を検出するレベル検
出手段と、 前記レベル検出手段で検出されたレベル値に応
じて前記メモリに記憶されている入力データレベ
ルを所定量だけシフトして２系統出力として発生
するレベルシフト手段と、 前記レベルシフト手段によりシフトされた２系
統出力をそれぞれＤ／Ａ変換する２つのＤ／Ａ変
換手段と、 前記２つのＤ／Ａ変換手段の出力を加算する加
算手段と、 を備えて成ることを特徴とするＤ／Ａ変換回路。[Claims for Utility Model Registration] A memory for storing input data; a level detecting means for detecting a level value of the input data; and a method for storing information in the memory according to the level value detected by the level detecting means. Level shifting means for shifting the input data level by a predetermined amount to generate two outputs; two D/A converting means for respectively D/A converting the two outputs shifted by the level shifting means; A D/A conversion circuit comprising: an addition means for adding the outputs of two D/A conversion means.
JP1990044668U 1990-04-27 1990-04-27 D / A conversion circuit Expired - Lifetime JP2578803Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990044668U JP2578803Y2 (en) 1990-04-27 1990-04-27 D / A conversion circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990044668U JP2578803Y2 (en) 1990-04-27 1990-04-27 D / A conversion circuit

Publications (2)

Publication Number Publication Date
JPH044434U true JPH044434U (en) 1992-01-16
JP2578803Y2 JP2578803Y2 (en) 1998-08-20

Family

ID=31558179

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990044668U Expired - Lifetime JP2578803Y2 (en) 1990-04-27 1990-04-27 D / A conversion circuit

Country Status (1)

Country Link
JP (1) JP2578803Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011234202A (en) * 2010-04-28 2011-11-17 Hitachi High-Technologies Corp Current control device, and control method for the same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6211324A (en) * 1985-07-09 1987-01-20 Teac Co Digital-analog converting method
JPS63257331A (en) * 1987-04-15 1988-10-25 Matsushita Electric Ind Co Ltd D/a converter
JPH01229524A (en) * 1988-03-10 1989-09-13 Nippon Columbia Co Ltd D/a converter
JPH01318320A (en) * 1988-06-17 1989-12-22 Nippon Columbia Co Ltd D/a converter
JPH02285813A (en) * 1989-04-27 1990-11-26 Nippon Columbia Co Ltd Digital/analog converter

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6211324A (en) * 1985-07-09 1987-01-20 Teac Co Digital-analog converting method
JPS63257331A (en) * 1987-04-15 1988-10-25 Matsushita Electric Ind Co Ltd D/a converter
JPH01229524A (en) * 1988-03-10 1989-09-13 Nippon Columbia Co Ltd D/a converter
JPH01318320A (en) * 1988-06-17 1989-12-22 Nippon Columbia Co Ltd D/a converter
JPH02285813A (en) * 1989-04-27 1990-11-26 Nippon Columbia Co Ltd Digital/analog converter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011234202A (en) * 2010-04-28 2011-11-17 Hitachi High-Technologies Corp Current control device, and control method for the same

Also Published As

Publication number Publication date
JP2578803Y2 (en) 1998-08-20

Similar Documents

Publication Publication Date Title
JPH044434U (en)
JPH01164562U (en)
JPS6368200U (en)
JPH0436638U (en)
JPS62175352U (en)
JPS6020653U (en) Square root calculation circuit
JPS5952771U (en) Digital smoothing circuit
JPS58127499U (en) memory circuit
JPH02119745U (en)
JPH0395969U (en)
JPS6072574U (en) Audio signal level display device
JPS5813774U (en) Image information density determination circuit for facsimile equipment
JPH0280851U (en)
JPH0386456U (en)
JPH0178912U (en)
JPH0415737U (en)
JPH0393783U (en)
JPS58150138U (en) display device
JPS58183553U (en) Small electronic calculator with audio
JPS61143188U (en)
JPS60101837U (en) Offset correction device for AD converter for motor current detection
JPH02110098U (en)
JPH0230651U (en)
JPS63192792U (en)
JPS6434512U (en)