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US 7,681,217 B2Granted
Video system and video selection method thereof
AssigneeHitachi, Ltd.
InventorsKazunori Iwabuchi, Norikazu Sasaki
Life of this patent
Estimating the term…
Abstract
A video information system which displays or records broadcast video information records an operation history of the video information system, and, when video information is newly reproduced and displayed or newly recorded, generates user presence information from the operation history and program information of broadcast video information and selects video information to be displayed or recorded based on the user preference information.
Claims22
A video information system which displays or records broadcast video information, comprising:
- a recording section for recording an operation history of the video information system;
- a control section for generating user preference information from the operation history and program information of broadcast video information and selects video information to be displayed or recorded based on the user preference information when the video information is newly reproduced and displayed or newly recorded;
- and
- a common noun storage section,
- wherein the control section deletes a common noun from program information of broadcast video information with reference to the common noun storage section to obtain user preference information composed of proper nouns, and selects video information to be displayed or recorded based on the user preference information,
- wherein the control section replaces proper noun information in the user preference information with a numeric value which refers to a table of powers of two, and handles the user preference information as a unique numeric value.
3 more elements
A video information system which displays broadcast video information, comprising:
- a broadcast receiving tuner for receiving broadcast video information;
- a selection information storage section for recording program information of broadcast video information selected by a user for viewing as an operation history;
- an electronic program list information storage section for storing program information of a broadcast program received by the broadcast receiving tuner;
- a recommended program generation section for generating user preference information from the operation history and the program information of the broadcast video information and selecting video information to be displayed based on the user preference informational;
- and
- a common noun storage section,
- wherein the recommended program generation section deletes a common noun from program information of broadcast video information with reference to the common noun storage section to obtain user preference information composed of proper nouns, and selects video information to be displayed or recorded based on the user preference information,
- wherein the recommended program generation section replaces proper noun information in the user preference information with a numeric value which refers to a table of powers of two, and handles the user preference information as a unique numeric value,
- wherein the video information selected by the recommended program generation section is displayed.
6 more elements
A method for displaying broadcast video information of a video information system, comprising the steps of:
- recording an operation history of display, recording, or the like of broadcast video information;
- deleting a common noun from program information of broadcast video information which is displayed or recorded;
- generating user preference information from the program information from which the common noun has been deleted and the operation history;
- selecting video information to be displayed or recorded based on the user preference information when the video information is newly reproduced and displayed or newly recorded;
- and
- deleting a common noun from program information of broadcast video information with reference to the common noun storage section to obtain user preference information composed of proper nouns, and selecting video information to be displayed or recorded based on the user preference information,
- wherein proper noun information in the user preference information is replaced with a numeric value which refers to a table of powers of two, and the user preference information is handled as a unique numeric value.
4 more elements
Dependencies are inferred from the claim text.