Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cableshare Inc
Original Assignee
Cableshare Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CA000480334Aexternal-prioritypatent/CA1284211C/en
Application filed by Cableshare IncfiledCriticalCableshare Inc
Priority to GB8900914ApriorityCriticalpatent/GB2216756B/en
Publication of GB8900914D0publicationCriticalpatent/GB8900914D0/en
Publication of GB2216756ApublicationCriticalpatent/GB2216756A/en
Application grantedgrantedCritical
Publication of GB2216756BpublicationCriticalpatent/GB2216756B/en
G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
G09B7/02—Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
G09B7/04—Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student characterised by modifying the teaching programme in response to a wrong answer, e.g. repeating the question, supplying a further explanation
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04H—BROADCAST COMMUNICATION
H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
H04H20/65—Arrangements characterised by transmission systems for broadcast
H04H20/76—Wired systems
H04H20/77—Wired systems using carrier waves
H04H20/78—CATV [Community Antenna Television] systems
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04H—BROADCAST COMMUNICATION
H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
H04H60/76—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet
H04H60/81—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet characterised by the transmission system itself
H04H60/93—Wired transmission systems
H04H60/94—Telephonic networks
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
H04N1/00095—Systems or arrangements for the transmission of the picture signal
H04N1/00098—Systems or arrangements for the transmission of the picture signal via a television channel, e.g. for a series of still pictures with or without sound
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
H04N1/21—Intermediate information storage
H04N1/2166—Intermediate information storage for mass storage, e.g. in document filing systems
H04N1/2179—Interfaces allowing access to a plurality of users, e.g. connection to electronic image libraries
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
H04N21/81—Monomedia components thereof
H04N21/812—Monomedia components thereof involving advertisement data
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N7/00—Television systems
H04N7/16—Analogue secrecy systems; Analogue subscription systems
H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
H04N2007/1739—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal the upstream communication being transmitted via a separate link, e.g. telephone line
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
H04N2201/3261—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of multimedia information, e.g. a sound signal
H04N2201/3264—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of multimedia information, e.g. a sound signal of sound signals
Landscapes
Engineering & Computer Science (AREA)
Signal Processing (AREA)
Multimedia (AREA)
Business, Economics & Management (AREA)
Theoretical Computer Science (AREA)
Marketing (AREA)
Library & Information Science (AREA)
Physics & Mathematics (AREA)
Educational Administration (AREA)
Educational Technology (AREA)
General Physics & Mathematics (AREA)
Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
GB8900914A1985-04-291989-01-16Cable television systems selectively distributing pre-recorded video and audio messagesExpired - LifetimeGB2216756B (en)