CATV system in which message reception can be confirmed by a viewer
First Claim
Patent Images
1. A CATV system comprising:
- a center facility for transmitting, together with a television signal carrying a broadcast program, a message directed to a particular terminal apparatus, address data of the particular terminal apparatus, and quantity data indicating a quantity of the message; and
a plurality of terminal apparatuses each operable to receive said address data, wherein the address data enables said particular terminal apparatus to display the entire message on an associated TV receiver based on the quantity data and to finish the display of the message when receiving an instruction from a user indicating reception of the entire message.
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Accused Products
Abstract
A center facility transmits, together with a television signal carrying a broadcast program, a message directed to a particular terminal apparatus, address data indicating an address of the particular terminal apparatus, and information quantity data indicating a quantity of the message. Recognizing that the user'"'"'s terminal apparatus corresponds to the particular terminal based on the address data, the particular terminal apparatus displays all of the message on a TV receiver based on the information quantity data, and finishes the display of the message when receiving the user'"'"'s instruction indicating reception of all the message.
111 Citations
15 Claims
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1. A CATV system comprising:
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a center facility for transmitting, together with a television signal carrying a broadcast program, a message directed to a particular terminal apparatus, address data of the particular terminal apparatus, and quantity data indicating a quantity of the message; and a plurality of terminal apparatuses each operable to receive said address data, wherein the address data enables said particular terminal apparatus to display the entire message on an associated TV receiver based on the quantity data and to finish the display of the message when receiving an instruction from a user indicating reception of the entire message. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A terminal apparatus of a CATV system that receives video information transmitted from a center facility through a cable, comprising:
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means for receiving a series of messages, address data indicating grouped addresses, and quantity data indicating a quantity of the series of messages all of which are transmitted from the center facility; authority means for judging from the received address data whether said terminal apparatus can receive the series of messages; a confirmation button to be operated by a user to confirm completed reception of at least one of the series of messages; control means for performing a control operation to change a tuning frequency upon every operation of the confirmation button and to have the series of messages displayed on a page-by-page basis; and means for notifying the user that all of the series of messages has been displayed. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A method of transmitting a series of messages in a CATV system in which video information is transmitted from a center facility to a plurality of terminal apparatuses through cables, said method comprising the steps of:
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transmitting the series of messages, address data indicating grouped addresses, and quantity data indicating a quantity of the series of messages; judging, in each terminal apparatus, whether a predetermined address is included in the grouped addresses; displaying a first message based on first control designation data included in the quantity data; receiving a first confirmation that a user has completed reception of the first message, the first confirmation being made by an operation of a confirmation button by the user; displaying a next message upon every reception of the first confirmation; and indicating that all of the series of messages has been displayed based on a last control designation data included in the quantity data. - View Dependent Claims (14, 15)
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Specification