Global Patent Index - EP 0252205 A3

EP 0252205 A3 19890927 - DIGITAL HEARING ENHANCEMENT APPARATUS

Title (en)

DIGITAL HEARING ENHANCEMENT APPARATUS

Publication

EP 0252205 A3 19890927 (EN)

Application

EP 87100741 A 19870120

Priority

US 82063286 A 19860121

Abstract (en)

[origin: EP0252205A2] An apparatus and technique for enhancing the hearing capabilities of persons by providing a device which is a model of the desired hearing characteristic of the persons.

IPC 1-7

H04R 25/00

IPC 8 full level

H04R 25/04 (2006.01); H04R 25/00 (2006.01)

CPC (source: EP)

H04R 25/453 (2013.01); H04R 25/70 (2013.01); H04R 25/505 (2013.01)

Citation (search report)

  • [X] EP 0071845 A2 19830216 - SIEMENS AG [DE]
  • [Y] PROCEEDINGS OF THE SEVENTH ANNUAL CONFERENCE OF THE IEEE/ENGINEERING IN MEDICINE AND BIOLOGY SOCIETY, Chicago, 27th - 30th September 1985, vol. 2, pages 1103-1108, IEEE; D. GRAUPE et al.: "Self adaptive filtering of background noise in hearing aids"

Designated contracting state (EPC)

CH DE FR GB LI SE

DOCDB simple family (publication)

EP 0252205 A2 19880113; EP 0252205 A3 19890927; AU 596633 B2 19900510; AU 6767187 A 19870723; CA 1284529 C 19910528; DK 33587 A 19870722; DK 33587 D0 19870121; JP S62224200 A 19871002

DOCDB simple family (application)

EP 87100741 A 19870120; AU 6767187 A 19870119; CA 527724 A 19870120; DK 33587 A 19870121; JP 1329787 A 19870121