초록 ▼

Apparatus and methods are provided for controlling recording of video programs. In one embodiment an apparatus for controlling the recording of video programs includes a device for retrieving a recorder identifier and recorder programming data from a television signal received from a television sign

Apparatus and methods are provided for controlling recording of video programs. In one embodiment an apparatus for controlling the recording of video programs includes a device for retrieving a recorder identifier and recorder programming data from a television signal received from a television signal source, a device for determining whether the retrieved recorder identifier matches a first identifier for the apparatus, a device for storing the recorder programming data, if the retrieved recorder identifier matches the first identifier for the apparatus, and a device for using the stored recorder programming data to control recording. The device for retrieving a recorder identifier and recorder programming data from a television signal includes a vertical blanking interval decoder.

대표청구항 ▼

[ What is claimed is:] [1.] A method of selectively transmitting information to user terminals over a point-to-multipoint television transmission system, the method comprising the steps of:randomly generating unique addresses for the respective user terminals in real-time based on actions of users o

[ What is claimed is:] [1.] A method of selectively transmitting information to user terminals over a point-to-multipoint television transmission system, the method comprising the steps of:randomly generating unique addresses for the respective user terminals in real-time based on actions of users of the respective user terminals;storing the unique address for each user terminal in a RAM located at the user terminal;sending the unique address for each user terminal to a point-to-multipoint television transmitter;inserting a unique address and information designated for transmission to the user terminal identified by such address into a television signal to be telecast from the transmitter;telecasting the television signal, including the address and the information, from the transmitter;receiving the telecast television signal at the user terminals;comparing the unique address of the telecast television signal received at each user terminal with the address stored in the RAM at such user terminal; andstoring the information of the telecast television signal if the unique address of the telecast television signal matches the address stored in the RAM.