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1. (WO1989002682)
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1989/002682 International Application No.: PCT/US1988/003000
Publication Date: 23.03.1989 International Filing Date: 08.09.1988
IPC:
H04N 7/08 (2006.01) ,H04H 40/18 (2008.01) ,H04H 60/13 (2008.01) ,H04H 60/31 (2008.01) ,H04H 60/33 (2008.01) ,H04H 60/40 (2008.01) ,H04H 60/41 (2008.01) ,H04K 1/00 (2006.01) ,H04N 5/44 (2011.01) ,H04N 5/46 (2006.01) ,H04N 7/081 (2006.01) ,H04N 7/173 (2011.01) ,H04N 7/24 (2011.01) ,H04H 20/30 (2008.01) ,H04H 60/21 (2008.01) ,H04H 60/23 (2008.01) ,H04H 60/27 (2008.01) ,H04H 60/37 (2008.01) ,H04H 60/94 (2008.01)
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
N
PICTORIAL COMMUNICATION, e.g. TELEVISION
7
Television systems
08
Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
40
Arrangements specially adapted for receiving broadcast information
18
Arrangements characterised by circuits or components specially adapted for receiving
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
09
Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
13
Arrangements for device control affected by the broadcast information
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
29
Arrangements for monitoring broadcast services or broadcast-related services
31
Arrangements for monitoring the use made of the broadcast services
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
29
Arrangements for monitoring broadcast services or broadcast-related services
33
Arrangements for monitoring the users' behaviour or opinions
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
35
Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
38
for identifying broadcast time or space
40
for identifying broadcast time
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
35
Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
38
for identifying broadcast time or space
41
for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
K
SECRET COMMUNICATION; JAMMING OF COMMUNICATION
1
Secret communication
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
N
PICTORIAL COMMUNICATION, e.g. TELEVISION
5
Details of television systems
44
Receiver circuitry
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
N
PICTORIAL COMMUNICATION, e.g. TELEVISION
5
Details of television systems
44
Receiver circuitry
46
for receiving on more than one standard at will
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
N
PICTORIAL COMMUNICATION, e.g. TELEVISION
7
Television systems
08
Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band
081
the additional information signals being transmitted by means of a subcarrier
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
N
PICTORIAL COMMUNICATION, e.g. TELEVISION
7
Television systems
16
Analogue secrecy systems; Analogue subscription systems
173
with two-way working, e.g. subscriber sending a programme selection signal
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
N
PICTORIAL COMMUNICATION, e.g. TELEVISION
7
Television systems
24
Systems for the transmission of television signals using pulse code modulation
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
20
Arrangements for broadcast or for distribution combined with broadcast
28
Arrangements for simultaneous broadcast of plural pieces of information
30
by a single channel
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
09
Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
14
Arrangements for conditional access to broadcast information or to broadcast-related services
21
Billing for the use of broadcast information or broadcast-related information
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
09
Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
14
Arrangements for conditional access to broadcast information or to broadcast-related services
23
using cryptography, e.g. encryption, authentication or key distribution
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
27
Arrangements for recording or accumulating broadcast information or broadcast-related information
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
35
Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
37
for identifying segments of broadcast information, e.g. scenes or extracting programme ID
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
H
BROADCAST COMMUNICATION
60
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems
76
Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet
81
characterised by the transmission system itself
93
Wired transmission systems
94
Telephonic networks
Applicants:
HARVEY, John, C. [US/US]; US
Inventors:
HARVEY, John, C.; US
Agent:
SCOTT, Thomas, J., Jr.; Pennie & Edmonds 1155 Avenue of the Americas New York, NY 10036, US
Priority Data:
096,09611.09.1987US
Title
Abstract:
Designated States: AU, BR, DK, FI, GB, HU, JP, KP, LK, MC, MG, MW, NO, RO, SU
European Patent Office (AT, BE, CH, DE, FR, GB, IT, LU, NL, SE)
African Intellectual Property Organization (BJ, CF, CG, CM, GA, ML, MR, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)
Also published as:
EP0382764AU1988025341