CM searching method and apparatus, and CM-appendant information supplying method and apparatus

A CM-recording programming method in which:

• having detected a commercial message from a television broadcast, calculated a feature of the detected commercial message, accepted input of information appendant to the commercial message, and created a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other, a CM searching apparatus searches, in response to a request for a commercial-message search in which a keyword sent from a CM search-result receiving apparatus via a network is taken as a key, the data base for a commercial-message feature on the basis of the keyword as a key, and sends the commercial-message feature detected in the data base to the CM search-result receiving apparatus via the network;
• and
• the CM search-result receiving apparatus sends a request for a search in which the keyword for a search for the commercial message is taken as a key to the CM searching apparatus via the network and receives the commercial-message feature detected by the CM searching apparatus from the data base via the network, programs recording of a commercial message whose calculated feature is coincident with the commercial-message feature received from the CM searching apparatus via the network, detects a CM in a television broadcast, calculates a feature of the detected commercial message, and records a commercial message whose calculated feature is coincident with the commercial-message feature received from the CM searching apparatus via the network.

A CM searching apparatus comprising:

• a television broadcast receiving means;
• and
• a controlling means for controlling the operations of
• detecting a commercial message in a television broadcast received by the television broadcast receiving means,
• calculating a feature of the detected commercial message,
• accepting input of information appendant to the commercial message and storing the accepted commercial message-appendant information into a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other,
• searching, in response to a request for a commercial-message search in which a keyword sent from a CM search-result receiving apparatus via a network is taken as a key, the data base for a commercial-message feature on the basis of the keyword as a key, and
• sending the commercial-message feature detected in the data base to the CM search-result receiving apparatus via the network.

A CM search-result receiving apparatus comprising:

• a television broadcast receiving means;
• and
• a controlling means for controlling the operations of
• sending a request for a search in which a keyword for a commercial message to be searched is taken as a key to a CM searching apparatus via a network and receiving a commercial-message feature detected by the CM searching apparatus in the data base via the network,
• detecting a CM in a television broadcast received by the television broadcast receiving means,
• calculating a feature of the detected commercial message, and
• selecting a commercial message whose calculated feature is coincident with the commercial-message feature received from the CM searching apparatus via the network.

A CM-recording programming system comprising:

• a CM searching apparatus including:
• a television broadcast receiving means;
• and
• a controlling means for controlling the operations of
• detecting a commercial message in a television broadcast received by the television broadcast receiving means,
• calculating a feature of the detected commercial message,
• accepting input of information appendant to the commercial message and storing the accepted commercial message-appendant information into a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other,
• searching, in response to a request for a commercial-message search in which a keyword sent from a CM search-result receiving apparatus via a network is taken as a key, the data base for a commercial-message feature on the basis of the keyword as a key, and
• sending the commercial-message feature detected in the data base to the CM search-result receiving apparatus via the network;
• and
• a CM search-result receiving apparatus including:
• a television broadcast receiving means;
• and
• a controlling means for controlling the operations of
• sending a request for a search in which a keyword for a commercial message to be searched is taken as a key to a CM searching apparatus via a network and receiving a commercial-message feature detected by the CM searching apparatus in the data base via the network,
• detecting a CM in a television broadcast received by the television broadcast receiving means,
• calculating a feature of the detected commercial message, and
• recording a commercial message whose calculated feature is coincident with the commercial-message feature received from the CM searching apparatus via the network.

A CM-appendant information supplying method of supplying information appendant to a commercial message from a CM-appendant information supplying apparatus to a CM-appendant information receiving apparatus via a network, the method being such that:

• having detected a commercial message in a television broadcast, calculated a feature of the detected commercial message, accepted input of information appendant to the commercial message and created a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other, the CM-appendant information supplying apparatus operates to:
• search, in response to a request for sending commercial message-appendant information, sent from the CM-appendant information receiving apparatus via the network, the data base for a commercial message-appendant information feature on the basis of the commercial-message feature as a key and read commercial message-appendant information on the feature detected in the database;
• and
• send the commercial message-appendant information to the CM-appendant information receiving apparatus via the network.

A CM-appendant information supplying apparatus to supply information appendant to a commercial message to a CM-appendant information receiving apparatus via a network, the apparatus comprising:

• a television broadcast receiving means;
• and
• a controlling means for controlling the operations of
• detecting a commercial message in a television broadcast received by the television broadcast receiving means,
• calculating a feature of the detected commercial message,
• accepting input of information appendant to the commercial message,
• storing the commercial message-appendant information input into a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other,
• searching, in response to a request for sending commercial message-appendant information, sent from the CM-appendant information receiving apparatus via the network, the data base for a commercial-message-appendant information feature on the basis of the commercial-message feature as a key,
• reading commercial message-appendant information on the feature detected in the data base, and
• sending the commercial message-appendant information to the CM-appendant information receiving apparatus via the network.

A CM-appendant information receiving apparatus to receive information appendant to a commercial message via network from a CM-appendant information supplying apparatus having a data base in which a feature of a commercial message and information appendant to the commercial message are associated with each other, the apparatus comprising:

• a television broadcast receiving means;
• and
• a controlling means for controlling the operations of
• detecting the commercial message received by the television broadcast receiving means,
• calculating a feature of the detected commercial message, and
• sending the calculated commercial-message feature as a data-base search key to the CM-appendant information supplying apparatus via the network and receiving a commercial message from the CM-appendant information supplying apparatus via the network.

A CM-appendant information supplying system to supply CM-appendant information from a CM-appendant information supplying apparatus to a CM-appendant information receiving apparatus via a network,

• the CM-appendant information supplying apparatus comprising:
• a television broadcast receiving means;
• and
• a controlling means for controlling the operations of
• detecting a commercial message in a television broadcast received by the television broadcast receiving means,
• calculating a feature of the detected commercial message,
• accepting input of information appendant to the commercial message,
• storing the commercial message-appendant information input into a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other,
• searching, in response to a request for sending commercial message-appendant information, sent from the. CM-appendant information receiving apparatus via the network, the data base for a commercial-message-appendant information feature on the basis of the commercial-message feature as a key,
• reading commercial message-appendant information on the feature detected in the data base, and
• sending the commercial message-appendant information to the CM-appendant information receiving apparatus via the network;
• and
• the CM-appendant information receiving apparatus comprising:
• a television broadcast receiving means;
• and
• a controlling means for controlling the operations of
• detecting the commercial message received by the television broadcast receiving means,
• calculating a feature of the detected commercial message, and
• sending the calculated commercial-message feature as a data-base search key to the CM-appendant information supplying apparatus via the network and receiving a commercial message from the CM-appendant information supplying apparatus via the network.

A CM searching apparatus comprising:.

• a television broadcast receiver;
• and
• a controller for controlling the operations of
• detecting a commercial message in a television broadcast received by the television broadcast receiver,
• calculating a feature of the detected commercial message,
• accepting input of information appendant to the commercial message and storing the accepted commercial message-appendant information into a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other,
• searching, in response to a request for a commercial-message search in which a keyword sent from a CM search-result receiving apparatus via a network is taken as a key, the data base for a commercial-message feature on the basis of the keyword as a key, and
• sending the commercial-message feature detected in the data base to the CM search-result receiving apparatus via the network.

A CM search-result receiving apparatus comprising:

• a television broadcast receiver;
• and
• a controller for controlling the operations of
• sending a request for a search in which a keyword for a commercial message to be searched is taken as a key to a CM searching apparatus via a network and receiving a commercial-message feature detected by the CM searching apparatus in the data base via the network,
• detecting a CM in a television broadcast received by the television broadcast receiver,
• calculating a feature of the detected commercial message, and
• selecting a commercial message whose calculated feature is coincident with the commercial-message feature received from the CM searching apparatus via the network.

A CM-recording programming system comprising:

• a CM searching apparatus including:
• a television broadcast receiver;
• and
• a controller for controlling the operations of
• detecting a commercial message in a television broadcast received by the television broadcast receiver,
• calculating a feature of the detected commercial message,
• accepting input of information appendant to the commercial message and storing the accepted commercial message-appendant information into a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other,
• searching, in response to a request for a commercial-message search in which a keyword sent from a CM search-result receiving apparatus via a network is taken as a key, the data base for a commercial-message feature on the basis of the keyword as a key, and
• sending the commercial-message feature detected in the data base to the CM search-result receiving apparatus via the network;
• and
• the CM search-result receiving apparatus including:
• a television broadcast receiver;
• and
• a controller for controlling the operations of
• sending a request for a search in which a keyword for a commercial message to be searched is taken as a key to a CM searching apparatus via a network and receiving a commercial-message feature detected by the CM searching apparatus in the data base via the network,
• detecting a CM in a television broadcast received by the television broadcast receiver,
• calculating a feature of the detected commercial message, and
• selecting a commercial message whose calculated feature is coincident with the commercial-message feature received from the CM searching apparatus via the network.

A CM-appendant information supplying apparatus to supply information appendant to a commercial message to a CM-appendant information receiving apparatus via a network, the apparatus comprising:

• a television broadcast receiver;
• and
• a controller for controlling the operations of
• detecting a commercial message in a television broadcast received by the television broadcast receiver,
• calculating a feature of the detected commercial message,
• accepting input of information appendant to the commercial message,
• storing the commercial message-appendant information input into a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other,
• searching, in response to a request for sending commercial message-appendant information, sent from the CM-appendant information receiving apparatus via the network, the data base for a commercial-message-appendant information feature on the basis of the commercial-message feature as a key,
• reading commercial message-appendant information on the feature detected in the data base, and
• sending the commercial message-appendant information to the
• CM-appendant information receiving apparatus via the network.

A CM-appendant information receiving apparatus to receive information appendant to a commercial message via network from a CM-appendant information supplying apparatus having a data base in which a feature of a commercial message and information appendant to the commercial message are associated with each other, the apparatus comprising:

• a television broadcast receiver;
• and
• a controller for controlling the operations of
• detecting the commercial message received by the television broadcast receiver,
• calculating a feature of the detected commercial message, and
• sending the calculated commercial-message feature as a data-base search key to the CM-appendant information supplying apparatus via the network and receiving a commercial message from the CM-appendant information supplying apparatus via the network.

A CM-appendant information supplying system to supply CM-appendant information from a CM-appendant information supplying apparatus to a CM-appendant information receiving apparatus via a network,

• the CM-appendant information supplying apparatus comprising:
• a television broadcast receiver;
• and
• a controller for controlling the operations of
• detecting a commercial message in a television broadcast received by the television broadcast receiver,
• calculating a feature of the detected commercial message,
• accepting input of information appendant to the commercial message,
• storing the commercial message-appendant information input into a data base in which the calculated commercial-message feature and the commercial message-appendant information are associated with each other,
• searching, in response to a request for sending commercial message-appendant information, sent from the CM-appendant information receiving apparatus via the network, the data base for a commercial-message-appendant information feature on the basis of the commercial-message feature as a key,
• reading commercial message-appendant information on the feature detected in the data base, and
• sending the commercial message-appendant information to the CM-appendant information receiving apparatus via the network;
• and
• the CM-appendant information receiving apparatus comprising:
• a television broadcast receiver;
• and
• a controller for controlling the operations of
• detecting the commercial message received by the television broadcast receiver,
• calculating a feature of the detected commercial message, and
• sending the calculated commercial-message feature as a data-base search key to the CM-appendant information supplying apparatus via the network and receiving a commercial message from the CM-appendant information supplying apparatus via the network.