EP1969839
AN INTERACTIVE MEDIA GUIDANCE SYSTEM HAVING MULTIPLE DEVICES
Anmelder
UNITED VIDEO PROPERTIES INC [US]ROVI GUIDES INC [US]
Erfinder
WALKER TODD A [US]ARMALY SAMIR B [US]KNEE ROBERT A [US]
Externe Quellen
Klassifikation
IPC-Klassen
H04N 5/00H04N 5/765H04N 7/24
CPC-Klassen
H04N 21/23439H04N 21/25808H04N 21/2662H04N 21/4126H04N 21/41265H04N 21/4147H04N 21/4325H04N 21/4334H04N 21/436H04N 21/43615H04N 21/4402H04N 21/440218H04N 21/44029H04N 21/44227H04N 21/4532H04N 21/4621H04N 21/47H04N 21/47202H04N 21/47214H04N 21/4755H04N 21/482H04N 21/8549H04N 7/163
AI: TelecommunicationsComputing
warum
Rovi/UnitedVideo TV guide — H04N5/00 + H04N7/24. Telecommunications + Computing.