Global Patent Index - EP 1946547 A4

EP 1946547 A4 20120606 - DATA SERVICE MANAGING APPARATUS AND METHOD FOR FREQUENCY BAND EXTENSION AND DMB DATA SERVER USING THE SAME AND DMB RECEIVING SYSTEM FOR BROADBAND DATA SERVICE

Title (en)

DATA SERVICE MANAGING APPARATUS AND METHOD FOR FREQUENCY BAND EXTENSION AND DMB DATA SERVER USING THE SAME AND DMB RECEIVING SYSTEM FOR BROADBAND DATA SERVICE

Title (de)

DATENDIENST-VERWALTUNGSVORRICHTUNG UND VERFAHREN ZUR FREQUENZBANDERWEITERUNG UND DMB-DATENSERVER DAMIT UND DMB-EMPFANGSSYSTEM FÜR BREITBAND-DATENDIENST

Title (fr)

DISPOSITIF DE GESTION D'UN SERVICE DE DONNEES/PROCEDE D'EXTENSION DE BANDE DE FREQUENCE ET SERVEUR DE BASE DE DONNEES DMB UTILISANT LESDITS DISPOSITIF ET PROCEDE ET SYSTEME RECEPTEUR DMB POUR SERVICE DE DONNEES A BANDE LARGE

Publication

EP 1946547 A4 20120606 (EN)

Application

EP 06769135 A 20060630

Priority

  • KR 2006002568 W 20060630
  • KR 20050097112 A 20051014

Abstract (en)

[origin: WO2007043745A1] Provided are a data service managing apparatus and method for a frequency band extension, a Digital Multimedia Broadcasting (DMB) data server using the same, and a DMB receiving system for a broadband data service. The data service managing apparatus for the frequency band extension accommodates a broadband DMB data service by using a basic DMB transmission system having a predetermined basic frequency band and an additional DMB transmission system having an additional frequency band other than the basic frequency band. The apparatus includes: a band confirmation unit for confirming a frequency band used for each data service; and a data distributor for distributing service data to a system capable of processing the service data among the basic DMB transmission system and the additional DMB transmission system based on the frequency band confirmed by the band confirmation unit.

IPC 8 full level

H04H 20/28 (2008.01); H04H 20/42 (2008.01); H04N 21/2385 (2011.01)

CPC (source: EP KR)

H04H 20/28 (2013.01 - EP); H04H 20/42 (2013.01 - EP); H04N 7/00 (2013.01 - KR); H04N 21/2385 (2013.01 - EP); H04N 21/442 (2013.01 - KR); H04H 20/93 (2013.01 - EP); H04H 2201/11 (2013.01 - EP)

Citation (search report)

  • [IY] US 2004063399 A1 20040401 - MILBAR MAREK [US]
  • [IY] US 2005099938 A1 20050512 - SARRAF MOHSEN [US], et al
  • [IY] US 2004022326 A1 20040205 - MORRISH JOHN [GB], et al
  • [XY] US 2005141627 A1 20050630 - WALKER GLENN A [US], et al
  • [A] WO 2005020576 A1 20050303 - KOREA ELECTRONICS TELECOMM [KR], et al
  • [IY] JIANG H ET AL: "A Hierarchical Modulation for Upgrading Digital Broadcast Systems", IEEE TRANSACTIONS ON BROADCASTING, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 51, no. 2, 1 June 2005 (2005-06-01), pages 223 - 229, XP011132694, ISSN: 0018-9316, DOI: 10.1109/TBC.2005.847619
  • [I] TEN KATE W R T ET AL: "Digital audio carrying extra information", ICASSP 90. 1990 INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (CAT. NO.90CH2847-2) IEEE NEW YORK, NY, USA, 1990, pages 1097 - 1100, XP002673836, DOI: 10.1109/ICASSP.1990.116125
  • See references of WO 2007043745A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2007043745 A1 20070419; EP 1946547 A1 20080723; EP 1946547 A4 20120606; KR 100733959 B1 20070629; KR 20070041210 A 20070418

DOCDB simple family (application)

KR 2006002568 W 20060630; EP 06769135 A 20060630; KR 20050097112 A 20051014