MD701Y - Convertor de impedanta - Google Patents

Convertor de impedanta Download PDF

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Publication number
MD701Y
MD701Y MDS20130149A MDS20130149A MD701Y MD 701 Y MD701 Y MD 701Y MD S20130149 A MDS20130149 A MD S20130149A MD S20130149 A MDS20130149 A MD S20130149A MD 701 Y MD701 Y MD 701Y
Authority
MD
Moldova
Prior art keywords
operational amplifier
output
noninverting input
input
amplifier
Prior art date
Application number
MDS20130149A
Other languages
English (en)
Moldavian (mo)
Inventor
Vitalie Nastas
Original Assignee
Univ Tehnica Moldovei
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 Univ Tehnica Moldovei filed Critical Univ Tehnica Moldovei
Priority to MDS20130149A priority Critical patent/MD701Z/ro
Publication of MD701Y publication Critical patent/MD701Y/ro
Publication of MD701Z publication Critical patent/MD701Z/ro

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  • Measurement Of Resistance Or Impedance (AREA)

Abstract

Inventia se refera la domeniile tehnicii de masurare si radioelectronicii si poate fi utilizata pentru reproducerea impedantelor virtuale cu reglare independenta a modulului si fazei.Convertorul de impedanta contine doua cleme (2, 8), primul amplificator operational (1) si al doilea amplificator operational (4) cu câte doua intrari si o iesire fiecare, un rezistor variabil (3) comandat de cod, conectat cu polii între intrarea neinversoare a primului amplificator operational (1) si iesirea celui de-al doilea amplificator operational (4), un rezistor fix (5), conectat cu polii între intrarea neinversoare a celui de-al doilea amplificator operational (4) si masa, un amplificator diferential (6) cu coeficientul de amplificare unitar, conectat cu intrarile, respectiv, la iesirea si la intrarea neinversoare a celui de-al doilea amplificator operational (4), un defazor (7) comandat de cod cu posibilitatea reglarii fazei în banda de valori 0°…360° si cu coeficientul de amplificare unitar, conectat cu intrarea la iesirea amplificatorului diferential (6), iar cu iesirea - la intrarea neinversoare a celui de-al doilea amplificator operational (4). Primul amplificator operational (1) este conectat cu intrarea inversoare la iesirea sa si la intrarea inversoare a celui de-al doilea amplificator operational (4), iar clemele (2, 8) sunt conectate, respectiv, la intrarea neinversoare a primului amplificator operational (1) si la masa.
MDS20130149A 2013-08-28 2013-08-28 Convertor de impedanţă MD701Z (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MDS20130149A MD701Z (ro) 2013-08-28 2013-08-28 Convertor de impedanţă

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDS20130149A MD701Z (ro) 2013-08-28 2013-08-28 Convertor de impedanţă

Publications (2)

Publication Number Publication Date
MD701Y true MD701Y (ro) 2013-11-30
MD701Z MD701Z (ro) 2014-06-30

Family

ID=49724425

Family Applications (1)

Application Number Title Priority Date Filing Date
MDS20130149A MD701Z (ro) 2013-08-28 2013-08-28 Convertor de impedanţă

Country Status (1)

Country Link
MD (1) MD701Z (ro)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD740Z (ro) * 2013-08-28 2014-09-30 Технический университет Молдовы Convertor de impedanţă
MD818Z (ro) * 2014-02-26 2015-04-30 Технический университет Молдовы Convertor de impedanţă

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD888Z (ro) * 2014-11-05 2015-09-30 Технический университет Молдовы Convertor de impedanţă

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD2130G2 (ro) * 2002-01-23 2003-09-30 Технический университет Молдовы Convertor de impedanţă
MD2462G2 (ro) * 2003-10-09 2004-11-30 Технический университет Молдовы Convertor de impedanţă
MD3133G2 (ro) * 2005-10-04 2007-03-31 Технический университет Молдовы Convertor de impedanţă
MD3111G2 (ro) * 2005-10-04 2007-02-28 Технический университет Молдовы Convertor de admitanţă
MD3154G2 (ro) * 2005-10-04 2007-03-31 Технический университет Молдовы Convertor de impedanţă
MD3173G2 (ro) * 2006-03-21 2007-05-31 Технический университет Молдовы Convertor de impedanţă
MD3461G2 (ro) * 2007-03-02 2008-09-30 Технический университет Молдовы Convertor de admitanţă
MD90Z (ro) * 2008-12-04 2010-04-30 Технический университет Молдовы Convertor de admitanţă
MD248Z (ro) * 2009-07-07 2011-02-28 Технический университет Молдовы Convertor de impedanţă
MD420Z (ro) * 2011-01-11 2012-04-30 Технический университет Молдовы Convertor de impedanţă
MD672Z (ro) * 2013-01-24 2014-03-31 Технический университет Молдовы Convertor de impedanţă
  • 2013

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD740Z (ro) * 2013-08-28 2014-09-30 Технический университет Молдовы Convertor de impedanţă
MD818Z (ro) * 2014-02-26 2015-04-30 Технический университет Молдовы Convertor de impedanţă

Also Published As

Publication number Publication date
MD701Z (ro) 2014-06-30

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Legal Events

Date Code Title Description
FG9Y Short term patent issued
KA4Y Short-term patent lapsed due to non-payment of fees (with right of restoration)