Broadcast reception device, operating method of broadcast reception device, conditional access module and operating method of conditional access module
US9743134B2 · kind B2 · utility
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1References
12Claims
0Family size
Assignee
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Key dates
| Filing date | Jun 18, 2015 |
| Grant date | Aug 22, 2017 |
| Priority date | — |
| Expiry date | Sep 10, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4882
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A broadcast reception device is provided. The broadcast reception device includes a communication interface unit receiving, from a CAM, a first data unit including a request for diagnostic information for representing a status of the broadcast reception device; and a control unit generating a second data unit including a reply to the first data unit to transmit the second data unit to the CAM through the communication interface unit, wherein the second data unit includes information representing that the broadcast reception device does not implement displaying of a diagnostic information related screen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.