Television and market research data collection system and method
CATV data transmission method
System for evaluation and recording of responses to broadcast transmissions
Secure anti-piracy encoded television system and method
Billing data display system for a closed circuit television system
Chargeable program receiving limit setting system in two-way cable television system
CATV terminal unit
Programmable CATV system and termainal unit therefor, including acknowledgement of program request Patent #: 5359419
ApplicationNo. 913015 filed on 07/14/1992
US Classes:725/34, Specific to individual user or household348/473, Including additional information725/114, Server or headend725/131Receiver (e.g., set-top box)
ExaminersPrimary: Kostak, Victor R.
Assistant: Grant, Chris
Attorney, Agent or Firm
International ClassH04N 007/16
Foreign Application Priority Data1991-09-10 JP
AbstractA 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.