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Apparatus and method for servicing both wide area broadcasting and local area broadcasting and terminal for receiving the broadcast

A broadcast receiving and local area technology, applied in the field of digital multimedia broadcasting system, can solve the problem that users cannot watch wide area broadcast and local area broadcast at the same time, cannot receive wide area broadcast, etc.

Inactive Publication Date: 2005-03-30
SAMSUNG ELECTRONICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
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AI Technical Summary

Problems solved by technology

[0006] However, in the conventional system as described above, the receiver cannot receive the wide-area broadcast while receiving the local-area broadcast, so that the user cannot watch the wide-area broadcast and the local-area broadcast at the same time.
Additionally, in conventional systems, receivers must monitor all locally broadcast data packet headers

Method used

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  • Apparatus and method for servicing both wide area broadcasting and local area broadcasting and terminal for receiving the broadcast
  • Apparatus and method for servicing both wide area broadcasting and local area broadcasting and terminal for receiving the broadcast
  • Apparatus and method for servicing both wide area broadcasting and local area broadcasting and terminal for receiving the broadcast

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Embodiment Construction

[0026] Several embodiments of the invention are described with reference to the drawings. Like elements are marked with like reference numerals. For conciseness, detailed descriptions of known functions and configurations incorporated herein will be omitted. In addition, the various limitations found in the following description, such as the specific value of the group identifier, the content of the displayed information, etc., are provided as examples only. It is obvious to those of ordinary skill in the art that the present invention is not limited to the shown example.

[0027] Figure 1A is a block diagram of a first device for constructing a transport data stream containing local area information according to an embodiment of the present invention.

[0028] In the first device, the packet encapsulator 10 divides the program description information (hereinafter, referred to as "PSI") into packetized elementary streams (hereinafter, each referred to as "PES"), each of whi...

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Abstract

An apparatus and method for servicing both a wide area broadcasting and a local area broadcasting in a digital multimedia broadcasting system. The apparatus includes a means for transmitting program association tables and program map tables in a form of transport stream packets, wherein each of the program association tables includes packet identifications of program map tables corresponding to at least one wide area broadcasting program and at least one local area broadcasting program, and each of the program map tables includes detailed information about corresponding local area broadcastings.

Description

technical field [0001] The present invention relates to a digital multimedia broadcasting system, and in particular to a device and method capable of providing receivers in a predetermined local area (local area) with various local information changing in real time, and a system for receiving broadcasts through this method receiver. Background technique [0002] The development of data compression technology and communication technology for audio and video signals and the like provides digital multimedia broadcasting (DMB). Digital multimedia broadcasting includes broadcasting called "Digital Audio Broadcasting (DAB)", "Digital Radio Broadcasting (DRB)", "Digital Audio Radio System (DARS)", and the like. In this specification, "digital multimedia broadcasting" is used as a generic term for these broadcasts. The digital multimedia broadcasting system enables mobile terminals, stationary terminals, or portable terminals to receive broadcast information including various cont...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04B1/16H04H20/00H04H20/28H04H60/42H04N5/44H04N7/08
CPCH04H20/28H04H60/53H04H2201/20H04H60/51H04H60/74H04H60/42H04N7/08
Inventor 罗敬媛李相赫李庆河
Owner SAMSUNG ELECTRONICS CO LTD
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