JPS57139871A - Multiplying circuit - Google Patents

Multiplying circuit

Info

Publication number
JPS57139871A
JPS57139871A JP2580481A JP2580481A JPS57139871A JP S57139871 A JPS57139871 A JP S57139871A JP 2580481 A JP2580481 A JP 2580481A JP 2580481 A JP2580481 A JP 2580481A JP S57139871 A JPS57139871 A JP S57139871A
Authority
JP
Japan
Prior art keywords
transistors
constant
current source
grounded
switch
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
JP2580481A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6349826B2 (enrdf_load_stackoverflow
Inventor
Masatome Nishikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 by Sony Corp filed Critical Sony Corp
Priority to JP2580481A priority Critical patent/JPS57139871A/ja
Publication of JPS57139871A publication Critical patent/JPS57139871A/ja
Publication of JPS6349826B2 publication Critical patent/JPS6349826B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
    • G06G7/163—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division using a variable impedance controlled by one of the input signals, variable amplification or transfer function

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Amplitude Modulation (AREA)
JP2580481A 1981-02-24 1981-02-24 Multiplying circuit Granted JPS57139871A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2580481A JPS57139871A (en) 1981-02-24 1981-02-24 Multiplying circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2580481A JPS57139871A (en) 1981-02-24 1981-02-24 Multiplying circuit

Publications (2)

Publication Number Publication Date
JPS57139871A true JPS57139871A (en) 1982-08-30
JPS6349826B2 JPS6349826B2 (enrdf_load_stackoverflow) 1988-10-05

Family

ID=12176040

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2580481A Granted JPS57139871A (en) 1981-02-24 1981-02-24 Multiplying circuit

Country Status (1)

Country Link
JP (1) JPS57139871A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63308687A (ja) * 1987-06-10 1988-12-16 Nec Corp 乗算回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63308687A (ja) * 1987-06-10 1988-12-16 Nec Corp 乗算回路

Also Published As

Publication number Publication date
JPS6349826B2 (enrdf_load_stackoverflow) 1988-10-05

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