JP5042532B2 - デジタル放送システム及びこのデジタル放送システムにおけるチャネル切換方法 - Google Patents
デジタル放送システム及びこのデジタル放送システムにおけるチャネル切換方法 Download PDFInfo
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- JP5042532B2 JP5042532B2 JP2006155964A JP2006155964A JP5042532B2 JP 5042532 B2 JP5042532 B2 JP 5042532B2 JP 2006155964 A JP2006155964 A JP 2006155964A JP 2006155964 A JP2006155964 A JP 2006155964A JP 5042532 B2 JP5042532 B2 JP 5042532B2
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- 238000000034 method Methods 0.000 title claims description 31
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000010586 diagram Methods 0.000 description 8
- 238000007906 compression Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/50—Tuning indicators; Automatic tuning control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/015—High-definition television systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
- H04H60/38—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space
- H04H60/41—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas
- H04H60/43—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying broadcast time or space for identifying broadcast space, i.e. broadcast channels, broadcast stations or broadcast areas for identifying broadcast channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
- H04N21/4316—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations for displaying supplemental content in a region of the screen, e.g. an advertisement in a separate window
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
- H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/482—End-user interface for program selection
- H04N21/4821—End-user interface for program selection using a grid, e.g. sorted out by channel and broadcast time
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
- H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Marketing (AREA)
- Human Computer Interaction (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuits Of Receivers In General (AREA)
- Television Systems (AREA)
Description
110 制御部
120 送信部
130 格納部
200 放送受信装置
210 チューナー
220 復調部
230 逆多重化部
240 MPEGデコーダー
250 映像出力処理部
260 受信制限処理部
270 制御部
280 格納部
290 入出力部
Claims (11)
- 複数のSD級画面のチャネルからなる1つのHD級画面の放送データを生成し、前記生成されたHD級画面の放送データを1つの論理チャネルを介して送信する放送提供装置と、
前記放送提供装置から前記放送データを受信し、前記HD級画面の放送データに含まれた複数のSD級画面のチャネルのなかでユーザの要請チャネルに対応するSD級画面のチャネルを選択し、当該選択されたSD級画面のチャネルが割り当てられた前記HD級画面中の領域のみを全体画面に表示するように映像処理する放送受信装置と、を備え、
前記放送提供装置は、特定の前記放送受信装置から要請があった複数のSD級画面のチャネルからなる前記HD級画面の放送データを生成して、前記HD級画面の放送データを1つの論理チャネルを介して前記放送受信装置に送信することを特徴とするデジタル放送システム。 - 複数のSD級画面のチャネルからなる1つのHD級画面の放送データを少なくとも1つ生成し、前記生成されたHD級画面の放送データの各々を1つずつの論理チャネルを介して送信する制御部を備え、
前記制御部は、任意の放送受信装置が要請する前記複数のSD級画面のチャネルからなる前記HD級画面の放送データを生成して、前記HD級画面の放送データを1つの論理チャネルを介して前記放送受信装置に送信することを特徴とするデジタル放送システムにおける放送提供装置。 - 前記制御部は、任意の放送受信装置から該当放送受信装置のユーザにより選択されたチャネル情報を受信し、前記選択されたチャネルが1つの放送データに含まれるように前記放送データを生成することを特徴とする請求項2に記載のデジタル放送システムにおける放送提供装置。
- 前記制御部は、前記放送データに含まれている各々のチャネルを選択するための画面チャネル情報を前記放送データに含めて送信することを特徴とする請求項2に記載のデジタル放送システムにおける放送提供装置。
- 前記画面チャネル情報は、前記放送データに含まれる各チャネルのPID(Program IDentifier)を少なくとも含むことを特徴とする請求項4に記載のデジタル放送システムにおける放送提供装置。
- 前記制御部は、前記放送データに含まれている各々のチャネルを選択するための画面チャネル情報を別途のデータ伝送チャネルを介して送信することを特徴とする請求項2に記載のデジタル放送システムにおける放送提供装置。
- 前記制御部は、前記放送データに含まれた全てのチャネルが単一の画面上に表示されるように前記放送データを生成することを特徴とする請求項2に記載のデジタル放送システムにおける放送提供装置。
- 前記制御部は、単一の画面を、前記放送データに含まれたチャネルの数に相当分の領域に分割し、前記分割された領域の各々に1つずつのチャネルを割り当てて表示するように放送データを生成することを特徴とする請求項7に記載のデジタル放送システムにおける放送提供装置。
- 複数のSD級画面のチャネルからなり、1つの論理チャネルを介して伝送されるHD級画面の放送データを生成するステップと、
前記生成したHD級画面の放送データを1つの論理チャネルを介して送信するステップと、
を有し、
前記HD級画面の放送データを生成するステップにおいて、任意の放送受信装置が要請する前記複数のSD級画面のチャネルからなる前記HD級画面の放送データを生成し、前記HD級画面の放送データを1つの論理チャネルを介して前記放送受信装置に送信することを特徴とするデジタル放送システムの放送提供装置におけるチャネル切換方法。 - 前記放送データに含まれるチャネルは、任意の放送受信装置から受信される、該当放送受信装置のユーザにより選択されたチャネルであることを特徴とする請求項9に記載のデジタル放送システムの放送提供装置におけるチャネル切換方法。
- 前記放送データに含まれている各々のチャネルを選択するための画面チャネル情報を生成して送信するステップをさらに備えることを特徴とする請求項9に記載のデジタル放送システムの放送提供装置におけるチャネル切換方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050058374A KR100636282B1 (ko) | 2005-06-30 | 2005-06-30 | 디지털 방송 시스템에서의 채널 전환 장치 및 방법 |
KR10-2005-0058374 | 2005-06-30 |
Publications (2)
Publication Number | Publication Date |
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JP2007013949A JP2007013949A (ja) | 2007-01-18 |
JP5042532B2 true JP5042532B2 (ja) | 2012-10-03 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2006155964A Expired - Fee Related JP5042532B2 (ja) | 2005-06-30 | 2006-06-05 | デジタル放送システム及びこのデジタル放送システムにおけるチャネル切換方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20070006257A1 (ja) |
JP (1) | JP5042532B2 (ja) |
KR (1) | KR100636282B1 (ja) |
CN (1) | CN100562099C (ja) |
Families Citing this family (5)
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US20090100490A1 (en) * | 2007-10-01 | 2009-04-16 | Lg Electronics Inc. | Method of processing data of a host in an internet protocol television (IPTV) system and the apparatus thereof |
EP2228985A1 (en) * | 2009-03-13 | 2010-09-15 | Advanced Digital Broadcast S.A. | Combined television data stream, method for displaying television channel and method for generating combined television data stream |
US8605225B2 (en) | 2011-03-31 | 2013-12-10 | Saankhya Labs Pvt. Ltd. | System and method to reduce channel acquisition and channel switch timings in communication receivers |
JP6049613B2 (ja) * | 2011-06-06 | 2016-12-21 | inQs株式会社 | 複合ガラス板 |
US9001276B2 (en) * | 2011-06-30 | 2015-04-07 | Tata Consultancy Services Limited | System and method for multiplexing video contents from multiple broadcasting channels into single broadcasting channel |
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-
2005
- 2005-06-30 KR KR1020050058374A patent/KR100636282B1/ko not_active IP Right Cessation
-
2006
- 2006-04-05 US US11/397,565 patent/US20070006257A1/en not_active Abandoned
- 2006-04-25 CN CNB2006100751557A patent/CN100562099C/zh not_active Expired - Fee Related
- 2006-06-05 JP JP2006155964A patent/JP5042532B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20070006257A1 (en) | 2007-01-04 |
CN100562099C (zh) | 2009-11-18 |
KR100636282B1 (ko) | 2006-10-19 |
JP2007013949A (ja) | 2007-01-18 |
CN1893640A (zh) | 2007-01-10 |
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