MD90Y - Convertor de admitanta - Google Patents

Convertor de admitanta

Info

Publication number
MD90Y
MD90Y MDS20080032A MDS20080032A MD90Y MD 90 Y MD90 Y MD 90Y MD S20080032 A MDS20080032 A MD S20080032A MD S20080032 A MDS20080032 A MD S20080032A MD 90 Y MD90 Y MD 90Y
Authority
MD
Moldova
Prior art keywords
voltage
output
input
contacts
current converter
Prior art date
Application number
MDS20080032A
Other languages
English (en)
Inventor
Vitalie Nastas
Pavel Nicolaev
Original Assignee
Universitatea Tehnica A 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 Universitatea Tehnica A Moldovei filed Critical Universitatea Tehnica A Moldovei
Priority to MDS20080032A priority Critical patent/MD90Z/ro
Publication of MD90Y publication Critical patent/MD90Y/ro
Publication of MD90Z publication Critical patent/MD90Z/ro

Links

Landscapes

  • Measurement Of Resistance Or Impedance (AREA)

Abstract

Inventia se refera la tehnica de masurare si la radioelectronica si poate fi utilizata pentru reproducerea cu precizie inalta a admitantelor flotante reprezentate in coordonate carteziene. Convertorul de admitanta contine doua contacte (2, 3), un amplificator diferential (1), intrarile neinvertoare si invertoare ale caruia sunt conectate la contactele (2, 3) respectiv, doua amplificatoare programabile (4, 5) cu coeficienti de transfer reglabili in intervalul de valori pozitive si negative, intrarile carora sunt conectate la iesirea amplificatorului diferential (1), un defazor (6) cu defazaj de 90°, intrarea caruia este conectata la iesirea amplificatorului programabil (4), doua convertoare de tensiune in curent (7, 8) cu coeficienti de conversie egali, iesirile carora sunt conectate la contactele (2, 3), respectiv. Convertoarele de tensiune in curent (7, 8) sunt dotate cu intrari diferentiale. Iesirea amplificatorului programabil (5) este conectata la intrarea neinvertoare a convertorului de tensiune in curent (7) si la intrarea invertoare a convertorului de tensiune in curent (8), iar iesirea defazorului (6) este conectata la intrarea invertoare a convertorului de tensiune in curent (7) si la intrarea neinvertoare a convertorului de tensiune in curent (8).
MDS20080032A 2008-12-04 2008-12-04 Convertor de admitanţă MD90Z (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MDS20080032A MD90Z (ro) 2008-12-04 2008-12-04 Convertor de admitanţă

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDS20080032A MD90Z (ro) 2008-12-04 2008-12-04 Convertor de admitanţă

Publications (2)

Publication Number Publication Date
MD90Y true MD90Y (ro) 2009-09-30
MD90Z MD90Z (ro) 2010-04-30

Family

ID=43568807

Family Applications (1)

Application Number Title Priority Date Filing Date
MDS20080032A MD90Z (ro) 2008-12-04 2008-12-04 Convertor de admitanţă

Country Status (1)

Country Link
MD (1) MD90Z (ro)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD195Z (ro) * 2009-05-06 2010-11-30 Технический университет Молдовы Convertor de impedanţă
MD248Z (ro) * 2009-07-07 2011-02-28 Технический университет Молдовы Convertor de impedanţă
MD351Z (ro) * 2010-10-05 2011-10-31 Технический университет Молдовы Admitanţmetru

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD420Z (ro) * 2011-01-11 2012-04-30 Технический университет Молдовы Convertor de impedanţă
MD446Z (ro) * 2011-03-04 2012-06-30 Технический университет Молдовы Convertor de admitanţă
MD638Z (ro) * 2012-09-11 2013-12-31 Технический университет Молдовы Convertor de impedanţă
MD649Z (ro) * 2012-11-12 2014-01-31 Технический университет Молдовы Convertor de rezistenţă negativă
MD672Z (ro) * 2013-01-24 2014-03-31 Технический университет Молдовы Convertor de impedanţă
MD701Z (ro) * 2013-08-28 2014-06-30 Технический университет Молдовы Convertor de impedanţă
MD740Z (ro) * 2013-08-28 2014-09-30 Технический университет Молдовы Convertor de impedanţă
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
MD1242G2 (ro) * 1997-12-17 2000-01-31 Serghei Fursov Convertor
MD20020037A (ro) * 2001-12-28 2003-07-31 Виталие НАСТАС Convertor de impedanţă
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
MD2840G2 (ro) * 2004-12-01 2006-04-30 Технический университет Молдовы Convertor de rezistenţă
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
MD3689G2 (ro) * 2007-09-18 2009-03-31 Технический университет Молдовы Convertor de impedanţă
  • 2008

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD195Z (ro) * 2009-05-06 2010-11-30 Технический университет Молдовы Convertor de impedanţă
MD248Z (ro) * 2009-07-07 2011-02-28 Технический университет Молдовы Convertor de impedanţă
MD351Z (ro) * 2010-10-05 2011-10-31 Технический университет Молдовы Admitanţmetru

Also Published As

Publication number Publication date
MD90Z (ro) 2010-04-30

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Legal Events

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