Global Patent Index - EP 1159750 A1

EP 1159750 A1 2001-12-05 - MONOLITHIC INTEGRATED TRANSFORMER

Title (en)

MONOLITHIC INTEGRATED TRANSFORMER

Title (de)

MONOLITHISCH INTEGRIERTER TRANSFORMATOR

Title (fr)

TRANSFORMATEUR INTEGRE DE MANIERE MONOLITHIQUE

Publication

EP 1159750 A1 (DE)

Application

EP 00966050 A

Priority

  • DE 19944741 A
  • EP 0009129 W

Abstract (en)

[origin: WO0122444A1] The invention relates to a monolithic integrated transformer, especially for high frequency application in for example GSM-mobile components wherein a coupling factor is attained by using slotted windings and components introduced therein from another winding. Said transformer can be produced according to standard silicon bipolar technology with three metallic layers. The production of said transformer do not involve any additional expenditure.

IPC 1-7 (main, further and additional classification)

H01F 27/28

IPC 8 full level (invention and additional information)

H01F 19/00 (2006.01); H01F 27/28 (2006.01)

CPC (invention and additional information)

H01F 27/2804 (2013.01); H01F 2021/125 (2013.01)

Citation (search report)

See references of WO 0122444A1

Designated contracting state (EPC)

DE FR GB IT NL

EPO simple patent family

WO 0122444 A1 20010329; DE 19944741 A1 20010412; DE 19944741 C2 20010913; EP 1159750 A1 20011205; JP 2003510806 A 20030318; JP 3656050 B2 20050602; US 2001033204 A1 20011025; US 6580334 B2 20030617

INPADOC legal status


2005-03-02 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20040824

2004-05-26 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20040413

2004-05-26 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION)

- Designated State(s): DE FR GB IT NL

2001-12-05 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20010314

2001-12-05 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2001-12-05 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI