IP Library Granted Patent US 10,715,868
Granted Patent B2
US 10,715,868 · App. 16/307,496 · Granted Jul 14, 2020

Broadcast receiving apparatus

Inventors: Takuya Shimizu (Kyoto, JP); Kazuhiko Yoshizawa (Kyoto, JP); Yasunobu Hashimoto (Kyoto, JP); Nobuo Masuoka (Kyoto, JP)
Assignee: MAXELL, LTD.
H04N21/4627G06F3/1454H04H60/13H04H60/18H04H60/27H04N5/765H04N5/913H04N21/44H04N21/6377H04N21/433
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Quick Facts
Patent No.
US 10,715,868
App. No.
16/307,496
Granted
Jul 14, 2020
Kind
B2
Abstract

In a broadcast receiving apparatus including: a broadcast receiving unit configured to receive control information regarding contents of digital broadcasting and content protection for the contents; an accumulation unit configured to accumulate the contents received by the broadcast receiving unit; a video output unit configured to output video of the contents received by the broadcast receiving unit or video of the contents accumulated by the accumulation unit to external equipment; an interface; and a control unit, switching of content protecting processes are executed in accordance with the number of pixels of video of contents in a first video outputting process state to output contents to external equipment without accumulation, a second video outputting process state to output contents to external equipment after an accumulating process, a copying process state, and a moving process state, and control is executed.

Claims (19)

1. A broadcast receiving apparatus comprising:

a first broadcast receiver configured to receive control information regarding contents of digital broadcasting and content protection for the contents, which are transmitted in a first transmission method;

a second broadcast receiver configured to receive control information regarding contents of digital broadcasting and content protection for the contents, which are transmitted in a second transmission method, the second transmission method being different from the first transmission method;

a storage configured to store the contents received by the first broadcast receiver or the second broadcast receiver;

a first video output interface configured to output, to external equipment, video of the contents received by the first broadcast receiver or the second broadcast receiver, or video of the contents stored by the storage; and

a second video output interface configured to output, to external equipment, video of the contents received by the first broadcast receiver or the second broadcast receiver, or video of the contents stored by the storage, the second video output interface being a different type of interface from the first video output interface; and

a controller,

wherein a first type of content protection is applicable for the first video output interface,

wherein at least two levels of content protection in the first type of content protection are applicable for the first video output interface,

wherein a second type of content protection is applicable for the second video output interface, the second type of content protection being different from the first type of content protection,

wherein at least two levels of content protection in the second type of content protection are applicable for the second video output interface,

wherein control states of the storage, the first video output interface, and the second video output interface by the controller include:

a first video outputting process state in which the storage does not store the contents and the contents are outputted from the first video output interface or the second video output interface to the external equipment;

a storing process state in which the storaqe stores the contents; and

a second video outputting process state in which the contents are outputted from the first video output interface or the second video output interface to the external equipment after a storing process for the contents by the storage,

wherein the controller is configured to execute switching of the levels of the content protecting processes for both the first video output interface and the second video output interface in accordance with a number of pixels of the video of the contents received by the first broadcast receiver in the first video outputting process state,

wherein the controller is configured to execute switching of the levels of the content protecting processes for both the first video output interface and the second video output interface in accordance with the number of pixels of the video of the contents even in the second video outputting process state,

wherein the number of pixels of a threshold value to execute the switching of the levels of the content protecting processes is equal between the first video outputting process state and the second video outputting process state, and

wherein the protecting process in the first video outputting process state and the second video outputting process state for the contents with a number of pixels that is equal to or less than the number of pixels of the threshold value in the contents received by the first broadcast receiver is common to the protecting process in the first video outputting process state and the second video outputting process state for the contents received by the second broadcast receiver, for each of the first video output interface and the second video output interface.

Assignments (3)
CHANGE OF NAME Recorded Dec 3, 2021
From: MAXELL HOLDINGS, LTD.
To: MAXELL, LTD.
Reel/Frame 058666/0407 →
MERGER Recorded Nov 29, 2021
From: MAXELL, LTD.
To: MAXELL HOLDINGS, LTD.
Reel/Frame 058255/0579 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 6, 2018
From: SHIMIZU, TAKUYA; YOSHIZAWA, KAZUHIKO; HASHIMOTO, YASUNOBU; MASUOKA, NOBUO
To: MAXELL, LTD.
Reel/Frame 047686/0548 →
Priority Claims (5)
JP 2016-113529 · Jun 7, 2016 · national
JP 2016-119027 · Jun 15, 2016 · national
JP 2016-119505 · Jun 16, 2016 · national
JP 2016-120411 · Jun 17, 2016 · national
JP 2016-121862 · Jun 20, 2016 · national
Continuity (1)
Related Publication 20190306576A1 · Oct 3, 2019
Cited By (1)
US 12,238,377