JP4785934B2 - 衛星lnb電源適応負荷 - Google Patents
衛星lnb電源適応負荷 Download PDFInfo
- Publication number
- JP4785934B2 JP4785934B2 JP2008545550A JP2008545550A JP4785934B2 JP 4785934 B2 JP4785934 B2 JP 4785934B2 JP 2008545550 A JP2008545550 A JP 2008545550A JP 2008545550 A JP2008545550 A JP 2008545550A JP 4785934 B2 JP4785934 B2 JP 4785934B2
- Authority
- JP
- Japan
- Prior art keywords
- adaptive load
- level
- load
- current
- tone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/44—Arrangements characterised by circuits or components specially adapted for broadcast
- H04H20/46—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95
- H04H20/51—Arrangements characterised by circuits or components specially adapted for broadcast specially adapted for broadcast systems covered by groups H04H20/53-H04H20/95 specially adapted for satellite broadcast systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/20—Adaptations for transmission via a GHz frequency band, e.g. via satellite
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1607—Supply circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/63—Generation or supply of power specially adapted for television receivers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Radio Relay Systems (AREA)
- Direct Current Feeding And Distribution (AREA)
Description
Claims (20)
- 衛星LNBの電源適応方法であって、
電源からバスを介して前記衛星LNBへ、第1の複数の信号又は第2の複数の信号の間で選択する制御信号を提供し、該制御信号は第1のDCレベル又は第2のDCレベルにより前記選択を伝える段階と、
前記制御信号が前記第1のDCレベルから前記第2のDCレベルへ遷移した場合に、前記電源において適応負荷をアクティブにする段階と
を有し、
前記第1のDCレベルの電圧は、前記第2のDCレベルの電圧よりも高い、方法。 - 第3の複数の信号の選択を伝えるトーンを前記制御信号に付加する段階を更に有し、
前記適応負荷をアクティブにする段階は、前記トーンが存在する場合に前記適応負荷をアクティブにする段階、を有する請求項1記載の方法。 - 前記適応負荷をアクティブにする段階は、前記第1のDCレベルと前記トーンの両方が存在する場合に、前記適応負荷に含まれる高電流適応負荷及び低電流適応負荷のうち前記高電流適応負荷をアクティブにする段階を有する、請求項2記載の方法。
- 前記適応負荷をアクティブにする段階は、前記第2のDCレベルと前記トーンの両方が存在する場合に、前記適応負荷に含まれる高電流適応負荷及び低電流適応負荷をアクティブにする段階を有する、請求項2記載の方法。
- 前記適応負荷は、前記制御信号が前記第1のDCレベルと前記第2のDCレベルのいずれであろうともアクティブにされる、請求項2記載の方法。
- 前記適応負荷は、スタンバイ・モードである場合に非アクティブにされる、請求項1記載の方法。
- 前記適応負荷をアクティブにする段階は、前記適応負荷に含まれる高電流適応負荷及び低電流適応負荷のうち前記高電流適応負荷をアクティブにする段階を有する、請求項1記載の方法。
- 前記適応負荷は定電流源を有する、請求項1記載の方法。
- 衛星受信システムであって、
衛星LNBと、
前記衛星LNB用の電源と、
前記衛星LNBと前記電源とを接続するバスと
を有し、
前記電源は、
前記バスを介して前記衛星LNBへ、第1の複数の信号又は第2の複数の信号の間で選択する制御信号を提供するよう構成され、該制御信号は第1のDCレベル又は第2のDCレベルを示すことにより前記選択を伝える通信回路と、
前記制御信号が前記第1のDCレベルから前記第2のDCレベルへ遷移した場合に負荷電流を供給するよう構成された適応負荷と
を有し、
前記第1のDCレベルの電圧は、前記第2のDCレベルの電圧よりも高い、システム。 - 前記通信回路は、前記制御信号に第3の複数の信号の選択を伝えるトーンを付加し、
前記適応負荷は、前記トーンが存在する場合にアクティブにされ、前記負荷電流を供給する、請求項9記載のシステム。 - 前記適応負荷は、高電流適応負荷及び低電流適応負荷を有し、
前記高電流適応負荷及び前記低電流適応負荷のうち前記高電流適応負荷が、前記第1のDCレベルと前記トーンの両方が存在する場合にアクティブにされる、請求項10記載のシステム。 - 前記適応負荷は、高電流適応負荷及び低電流適応負荷を有し、
前記高電流適応負荷及び前記低電流適応負荷の両方が、前記第2のDCレベルと前記トーンの両方が存在する場合にアクティブにされる、請求項10記載のシステム。 - 前記適応負荷は、前記制御信号が前記第1のDCレベルと前記第2のDCレベルのいずれであろうともアクティブにされる、請求項10記載のシステム。
- 前記適応負荷は、スタンバイ・モードである場合に非アクティブにされる、請求項9記載のシステム。
- 前記適応負荷は、高電流適応負荷及び低電流適応負荷を有し、
前記高電流適応負荷及び前記低電流適応負荷のうち前記高電流適応負荷がアクティブにされる、請求項9記載のシステム。 - 前記適応負荷は定電流源を有する、請求項9記載のシステム。
- 衛星LNB用の電源であって、
当該電源とバスを介して接続された前記衛星LNBへ、第1の複数の信号又は第2の複数の信号の間で選択する制御信号を提供し、該制御信号は第1のDCレベル又は第2のDCレベルを示すことにより前記選択を伝える手段と、
前記制御信号が前記第1のDCレベルから前記第2のDCレベルへ遷移した場合に負荷電流を供給する手段と
を有し、
前記第1のDCレベルの電圧は、前記第2のDCレベルの電圧よりも高い、電源。 - 制御信号に第3の複数の信号の選択を伝えるトーンを付加する手段を更に有し、
前記負荷電流を供給する手段は、前記トーンが存在する場合にアクティブにされ、前記負荷電流を供給する、請求項17記載の電源。 - 前記負荷電流を供給する手段は定電流源を有する、請求項18記載の電源。
- 前記負荷電流を供給する手段は定電流源を有する、請求項17記載の電源。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2005/045258 WO2007070042A1 (en) | 2005-12-14 | 2005-12-14 | Satellite lnb power supply adaptive load |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2009519675A JP2009519675A (ja) | 2009-05-14 |
| JP4785934B2 true JP4785934B2 (ja) | 2011-10-05 |
Family
ID=35985286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008545550A Expired - Fee Related JP4785934B2 (ja) | 2005-12-14 | 2005-12-14 | 衛星lnb電源適応負荷 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7970341B2 (ja) |
| EP (1) | EP1961230B1 (ja) |
| JP (1) | JP4785934B2 (ja) |
| KR (1) | KR101225214B1 (ja) |
| CN (1) | CN101253716B (ja) |
| BR (1) | BRPI0520480B1 (ja) |
| WO (1) | WO2007070042A1 (ja) |
Families Citing this family (13)
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| GB0402131D0 (en) | 2004-01-30 | 2004-03-03 | Isis Innovation | Delivery method |
| US8549565B2 (en) | 2005-04-01 | 2013-10-01 | The Directv Group, Inc. | Power balancing signal combiner |
| US7937732B2 (en) * | 2005-09-02 | 2011-05-03 | The Directv Group, Inc. | Network fraud prevention via registration and verification |
| US8789115B2 (en) * | 2005-09-02 | 2014-07-22 | The Directv Group, Inc. | Frequency translation module discovery and configuration |
| CN101502116A (zh) | 2006-06-09 | 2009-08-05 | 直视集团公司 | 用于各种格式位流的呈现模式 |
| US20080120655A1 (en) * | 2006-11-22 | 2008-05-22 | The Directv Group, Inc. | Integrated satellite master antenna television unit |
| US9942618B2 (en) | 2007-10-31 | 2018-04-10 | The Directv Group, Inc. | SMATV headend using IP transport stream input and method for operating the same |
| TWI458241B (zh) * | 2011-09-23 | 2014-10-21 | Richtek Technology Corp | 具動態壓降控制的電源供應器及其方法 |
| US8891216B2 (en) | 2012-04-25 | 2014-11-18 | Apple Inc. | Techniques for detecting removal of a connector |
| US8724281B2 (en) | 2012-04-25 | 2014-05-13 | Apple Inc. | Techniques for detecting removal of a connector |
| AU2013200705B2 (en) * | 2012-04-25 | 2014-09-04 | Apple Inc. | Techniques for detecting removal of a connector |
| CN104348500B (zh) * | 2013-08-05 | 2016-08-31 | 启碁科技股份有限公司 | 卫星接收器 |
| US9635420B2 (en) * | 2013-11-07 | 2017-04-25 | Echostar Technologies L.L.C. | Energy saving set top box |
Citations (4)
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|---|---|---|---|---|
| JP2001127661A (ja) * | 1999-10-29 | 2001-05-11 | Sharp Corp | 受信装置 |
| JP2001230736A (ja) * | 2000-02-15 | 2001-08-24 | Maspro Denkoh Corp | 受信状態表示装置 |
| JP2003204278A (ja) * | 2002-01-07 | 2003-07-18 | Sharp Corp | 衛星放送受信用コンバータ |
| JP2005102016A (ja) * | 2003-09-26 | 2005-04-14 | Sharp Corp | 受信装置 |
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| EP0491068A1 (en) * | 1990-12-18 | 1992-06-24 | International Business Machines Corporation | Selective data broadcasting receiver adapter for personal computers |
| GB2280076B (en) * | 1991-02-22 | 1995-06-21 | Amstrad Plc | Improvements relating to television receivers |
| US5507025A (en) * | 1993-11-02 | 1996-04-09 | Winegard Company | Method and apparatus for satellite receiver with variable predetection bandwidth |
| KR0141742B1 (ko) * | 1995-04-26 | 1998-07-01 | 구자홍 | 멀티 엘엔비용 전원 자동선택 공급장치 |
| EP0815686A4 (en) * | 1996-01-16 | 2000-08-16 | Hughes Electronics Corp | COMPUTER ADAPTER CARD FOR SATELLITE RECEIVERS |
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-
2005
- 2005-12-14 EP EP05854045.1A patent/EP1961230B1/en not_active Expired - Lifetime
- 2005-12-14 US US11/989,511 patent/US7970341B2/en active Active
- 2005-12-14 WO PCT/US2005/045258 patent/WO2007070042A1/en not_active Ceased
- 2005-12-14 JP JP2008545550A patent/JP4785934B2/ja not_active Expired - Fee Related
- 2005-12-14 CN CN2005800511932A patent/CN101253716B/zh not_active Expired - Lifetime
- 2005-12-14 KR KR1020087002239A patent/KR101225214B1/ko not_active Expired - Lifetime
- 2005-12-14 BR BRPI0520480-1A patent/BRPI0520480B1/pt active IP Right Grant
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001127661A (ja) * | 1999-10-29 | 2001-05-11 | Sharp Corp | 受信装置 |
| JP2001230736A (ja) * | 2000-02-15 | 2001-08-24 | Maspro Denkoh Corp | 受信状態表示装置 |
| JP2003204278A (ja) * | 2002-01-07 | 2003-07-18 | Sharp Corp | 衛星放送受信用コンバータ |
| JP2005102016A (ja) * | 2003-09-26 | 2005-04-14 | Sharp Corp | 受信装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20080075831A (ko) | 2008-08-19 |
| US20090125970A1 (en) | 2009-05-14 |
| BRPI0520480A2 (pt) | 2009-05-12 |
| BRPI0520480B1 (pt) | 2019-05-07 |
| KR101225214B1 (ko) | 2013-01-22 |
| CN101253716A (zh) | 2008-08-27 |
| CN101253716B (zh) | 2012-02-08 |
| EP1961230A1 (en) | 2008-08-27 |
| JP2009519675A (ja) | 2009-05-14 |
| WO2007070042A1 (en) | 2007-06-21 |
| EP1961230B1 (en) | 2013-06-12 |
| US7970341B2 (en) | 2011-06-28 |
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