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.)
Publication of NL51141CpublicationCriticalpatent/NL51141C/xx
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
H04N7/17345—Control of the passage of the selected programme
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
H04H20/82—Wired systems using signals not modulated onto a carrier
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04M—TELEPHONIC COMMUNICATION
H04M1/00—Substation equipment, e.g. for use by subscribers
H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
H04M1/65—Recording arrangements for recording a message from the calling party
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