Global Patent Index - EP 1078451 A1

EP 1078451 A1 2001-02-28 - ELECTRONIC COMPONENT

Title (en)

ELECTRONIC COMPONENT

Title (de)

ELEKTRONISCHES BAUELEMENT

Title (fr)

COMPOSANT ELECTRONIQUE

Publication

EP 1078451 A1 (DE)

Application

EP 99920557 A

Priority

  • DE 9900895 W
  • DE 19818824 A

Abstract (en)

[origin: DE19818824A1] The invention relates to a surface wave component and to a method for the production of the same, comprising a chip (2) with a piezoelectric substrate, electronic conductive structures arranged on said chip (IDT converters, contact strips and the like), a base plate (3) with external contact elements contacting the electric conductive structures of the chip and a hermetically sealed frame (4) mounted on the base plate, the chip being arranged inside and at a distance from said frame. The area between the chip (2) and the base plate (3) is sealed off with a foil (5), the area between the frame (4) and the foil (5) is filled with a sealing compound (6) and the chip (2) along with the sealing compound (6) and the frame (4) are protected by a cover (7) or a protective cap made of galvanic material, the edges (8) of which rest on the base plate (3) hermetically sealing the latter.

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

H03H 3/08; H03H 9/05; H03H 9/10

IPC 8 full level (invention and additional information)

H01L 23/02 (2006.01); H03H 3/08 (2006.01); H03H 9/05 (2006.01); H03H 9/10 (2006.01); H03H 9/25 (2006.01)

CPC (invention and additional information)

H03H 9/1078 (2013.01); Y10T 29/42 (2013.01); Y10T 29/4913 (2013.01); Y10T 29/49146 (2013.01); Y10T 29/49171 (2013.01); Y10T 29/49172 (2013.01)

Citation (search report)

See references of WO 9956390A1

Designated contracting state (EPC)

CH DE FR GB LI

EPO simple patent family

DE 19818824 A1 19991104; DE 19818824 B4 20080731; CA 2330039 A1 19991104; CN 1127202 C 20031105; CN 1298571 A 20010606; EP 1078451 A1 20010228; JP 2002513234 A 20020508; US 6519822 B1 20030218; WO 9956390 A1 19991104

INPADOC legal status


2003-08-20 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20030211

2003-08-13 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: EPCOS AG

- Ref Legal Event Code: RAP1

2002-01-16 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20011205

2001-02-28 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20001006

2001-02-28 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): CH DE FR GB LI