BR0313225A - Método e aparelho para realizar a detecção de canal - Google Patents
Método e aparelho para realizar a detecção de canalInfo
- Publication number
- BR0313225A BR0313225A BR0313225-0A BR0313225A BR0313225A BR 0313225 A BR0313225 A BR 0313225A BR 0313225 A BR0313225 A BR 0313225A BR 0313225 A BR0313225 A BR 0313225A
- Authority
- BR
- Brazil
- Prior art keywords
- channel detection
- channel
- predetermined limit
- conducting channel
- exceeds
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 4
- 230000005540 biological transmission Effects 0.000 abstract 1
Classifications
-
- 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
- H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
- H03J1/0091—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor provided with means for scanning over a band of frequencies
-
- 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
- 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
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
- H04N21/4263—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners
- H04N21/42638—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners involving a hybrid front-end, e.g. analog and digital tuners
-
- 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
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4345—Extraction or processing of SI, e.g. extracting service information from an MPEG stream
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuits Of Receivers In General (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40161402P | 2002-08-07 | 2002-08-07 | |
| PCT/US2003/024576 WO2004015992A1 (en) | 2002-08-07 | 2003-08-06 | Method and apparatus for performing channel detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR0313225A true BR0313225A (pt) | 2005-06-14 |
Family
ID=31715715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR0313225-0A BR0313225A (pt) | 2002-08-07 | 2003-08-06 | Método e aparelho para realizar a detecção de canal |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7508459B2 (enExample) |
| EP (1) | EP1547374A1 (enExample) |
| JP (1) | JP2005535258A (enExample) |
| KR (1) | KR101009720B1 (enExample) |
| CN (1) | CN1675925A (enExample) |
| AU (1) | AU2003257205A1 (enExample) |
| BR (1) | BR0313225A (enExample) |
| MX (1) | MXPA05001480A (enExample) |
| WO (1) | WO2004015992A1 (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3888167B2 (ja) * | 2002-01-18 | 2007-02-28 | 船井電機株式会社 | 放送チャンネルの高速全域スキャン機能を備えたデジタル/アナログ放送受像装置 |
| US7414676B2 (en) * | 2002-07-31 | 2008-08-19 | Conexant Systems, Inc. | Integrated programmable tuner |
| US7260824B2 (en) * | 2003-03-07 | 2007-08-21 | Sony Corporation | System and method for facilitating TV channel programming |
| JP4606062B2 (ja) * | 2004-05-12 | 2011-01-05 | 富士通テン株式会社 | デジタル放送受信機および放送受信方法 |
| JP2006157619A (ja) * | 2004-11-30 | 2006-06-15 | Funai Electric Co Ltd | 放送受信装置 |
| KR100765319B1 (ko) * | 2005-09-13 | 2007-10-09 | 삼성전자주식회사 | 방송 시스템의 채널 탐색 방법 및 그 장치 |
| US7573531B1 (en) | 2005-10-14 | 2009-08-11 | Ati Technologies, Inc. | Rapid channel signal identification |
| KR100823297B1 (ko) * | 2005-10-20 | 2008-04-18 | 삼성전자주식회사 | 방송신호 수신장치 및 그 제어방법 |
| US20090161024A1 (en) * | 2005-11-04 | 2009-06-25 | Wen Gao | Apparatus and Method for Sensing an ATSC Signal in Low Signal-To-Noise Ratio |
| JPWO2008026376A1 (ja) * | 2006-09-01 | 2010-01-14 | シャープ株式会社 | 復調装置、復調装置の制御方法、復調装置の制御プログラム、および復調装置の制御プログラムを記録した記録媒体 |
| EP2077033A1 (en) * | 2006-10-23 | 2009-07-08 | TTE Technology, Inc. | System and method for accommodation of digital and analog channel number conflicts |
| KR100841559B1 (ko) * | 2006-12-05 | 2008-06-26 | 주식회사 휴맥스 | 디지털 방송 수신기 및 원터치 채널 설정 방법 |
| US8441580B2 (en) * | 2007-09-27 | 2013-05-14 | Himax Technologies Limited | Method and system for scanning a frequency channel in digital television |
| CN101415083A (zh) * | 2007-10-18 | 2009-04-22 | 深圳Tcl新技术有限公司 | 一种频道选择的方法及电子装置 |
| US20110199490A1 (en) * | 2010-02-18 | 2011-08-18 | John Mezzalingua Associates, Inc. | Handheld portable fiber optic service diagnostic tool and methods for same |
| JP5541031B2 (ja) * | 2010-09-16 | 2014-07-09 | セイコーエプソン株式会社 | プロジェクター、およびプロジェクターの制御方法 |
| US9449324B2 (en) | 2010-11-11 | 2016-09-20 | Sony Corporation | Reducing TV licensing costs |
| US20130100885A1 (en) * | 2011-10-24 | 2013-04-25 | Qualcomm Incorporated | Selectively invoking receive diversity during power-up/initial acquisition and out of service modes |
| EP2587797A1 (en) * | 2011-10-24 | 2013-05-01 | Mediatek Inc. | Channel scan apparatus and channel scan method for co-scanning different television signals in selected radio frequency channel |
| TWI491256B (zh) * | 2012-12-03 | 2015-07-01 | Mstar Semiconductor Inc | 衛星數位影像廣播信號的頻道掃描方法 |
| WO2016151731A1 (ja) * | 2015-03-23 | 2016-09-29 | 三菱電機株式会社 | 移動体用受信機 |
| US11516815B1 (en) | 2020-08-11 | 2022-11-29 | T-Mobile Innovations Llc | Antenna SPR as a basis to dynamically cap the MCS index on 5G NR |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5982457A (en) * | 1997-01-07 | 1999-11-09 | Samsung Electronics, Co. Ltd. | Radio receiver detecting digital and analog television radio-frequency signals with single first detector |
| JPH10233969A (ja) * | 1997-02-20 | 1998-09-02 | Nec Home Electron Ltd | テレビジョン受像機の選局装置 |
| US6369857B1 (en) * | 1999-05-13 | 2002-04-09 | Sarnoff Corporation | Receiver for analog and digital television signals |
| JP2001230689A (ja) * | 2000-02-15 | 2001-08-24 | Toshiba Corp | 地上波放送受信装置 |
| JP3540242B2 (ja) * | 2000-03-30 | 2004-07-07 | 松下電器産業株式会社 | 多方式対応受信装置 |
| JP3457622B2 (ja) * | 2000-03-31 | 2003-10-20 | 株式会社東芝 | デジタル放送受信装置 |
| JP2001333347A (ja) * | 2000-05-23 | 2001-11-30 | Pioneer Electronic Corp | アナログ・デジタル両用テレビ受信装置 |
| JP3587245B2 (ja) * | 2000-09-26 | 2004-11-10 | 船井電機株式会社 | Tv放送受信装置およびtv放送受信方法 |
| JP3920575B2 (ja) * | 2001-01-22 | 2007-05-30 | 三洋電機株式会社 | デジタル放送受信機におけるチャンネル情報登録処理方法 |
| US6961370B2 (en) * | 2001-03-29 | 2005-11-01 | Acterna | Sweep method using digital signals |
-
2003
- 2003-08-06 WO PCT/US2003/024576 patent/WO2004015992A1/en not_active Ceased
- 2003-08-06 EP EP03784941A patent/EP1547374A1/en not_active Withdrawn
- 2003-08-06 US US10/523,484 patent/US7508459B2/en not_active Expired - Fee Related
- 2003-08-06 JP JP2004527778A patent/JP2005535258A/ja active Pending
- 2003-08-06 AU AU2003257205A patent/AU2003257205A1/en not_active Abandoned
- 2003-08-06 CN CNA038191059A patent/CN1675925A/zh active Pending
- 2003-08-06 BR BR0313225-0A patent/BR0313225A/pt not_active Application Discontinuation
- 2003-08-06 KR KR1020057002015A patent/KR101009720B1/ko not_active Expired - Fee Related
- 2003-08-06 MX MXPA05001480A patent/MXPA05001480A/es active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| KR101009720B1 (ko) | 2011-01-19 |
| JP2005535258A (ja) | 2005-11-17 |
| US20060038926A1 (en) | 2006-02-23 |
| KR20050032595A (ko) | 2005-04-07 |
| CN1675925A (zh) | 2005-09-28 |
| AU2003257205A1 (en) | 2004-02-25 |
| WO2004015992A1 (en) | 2004-02-19 |
| MXPA05001480A (es) | 2005-06-06 |
| US7508459B2 (en) | 2009-03-24 |
| EP1547374A1 (en) | 2005-06-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B15K | Others concerning applications: alteration of classification |
Ipc: H04N 5/46 (1968.09), H04N 5/50 (1968.09), H04N 21/ |
|
| B07A | Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette] | ||
| B09B | Patent application refused [chapter 9.2 patent gazette] | ||
| B12B | Appeal: appeal against refusal |