CN1284365C - 用于地面和卫星广播的组合调谐器 - Google Patents
用于地面和卫星广播的组合调谐器 Download PDFInfo
- Publication number
- CN1284365C CN1284365C CNB028076818A CN02807681A CN1284365C CN 1284365 C CN1284365 C CN 1284365C CN B028076818 A CNB028076818 A CN B028076818A CN 02807681 A CN02807681 A CN 02807681A CN 1284365 C CN1284365 C CN 1284365C
- Authority
- CN
- China
- Prior art keywords
- frequency
- signal
- output
- pass filter
- satellite
- 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
Links
Images
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
- H04N5/455—Demodulation-circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/16—Multiple-frequency-changing
- H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Superheterodyne Receivers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010017594A KR100365359B1 (ko) | 2001-04-03 | 2001-04-03 | 지상 및 위성 방송용 콤비 튜너 |
KR2001/0017594 | 2001-04-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1528086A CN1528086A (zh) | 2004-09-08 |
CN1284365C true CN1284365C (zh) | 2006-11-08 |
Family
ID=19707787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028076818A Expired - Fee Related CN1284365C (zh) | 2001-04-03 | 2002-04-02 | 用于地面和卫星广播的组合调谐器 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1380163A4 (zh) |
KR (1) | KR100365359B1 (zh) |
CN (1) | CN1284365C (zh) |
WO (1) | WO2002082809A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100405566B1 (ko) * | 2001-10-11 | 2003-11-14 | 현대자동차주식회사 | 차량용 위성/지상파 방송 전환시스템 |
KR100466070B1 (ko) * | 2001-12-03 | 2005-01-13 | 삼성전기주식회사 | 디지털 오디오 방송 튜너 |
KR100406354B1 (ko) * | 2001-12-18 | 2003-11-19 | 삼성전기주식회사 | 텔레비전 튜너의 루프쓰루기능을 갖는 입력 스위칭 회로 |
KR20030094596A (ko) * | 2002-06-07 | 2003-12-18 | 엘지이노텍 주식회사 | 지상파 및 위성파 공용튜너 |
US7668517B2 (en) * | 2006-06-14 | 2010-02-23 | Mediatek Inc. | Radio frequency signal receiver with adequate automatic gain control |
JP2008028603A (ja) * | 2006-07-20 | 2008-02-07 | Sharp Corp | テレビ受信装置 |
CN101895707A (zh) * | 2010-06-29 | 2010-11-24 | 苏州市华芯微电子有限公司 | 可集成的22KHz包络检测及频带开关电路 |
JP2013070339A (ja) * | 2011-09-26 | 2013-04-18 | Sharp Corp | 低雑音コンバータ |
CN109450479B (zh) * | 2018-12-08 | 2024-04-26 | 武汉中科牛津波谱技术有限公司 | 一种信号调制模块及方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR920002534B1 (ko) * | 1989-11-14 | 1992-03-27 | 삼성전기 주식회사 | 지상방송 및 위성방송 공용수신시스팀 |
JPH0646687B2 (ja) * | 1989-12-13 | 1994-06-15 | 松下電器産業株式会社 | 混合器 |
JPH08511135A (ja) | 1993-06-03 | 1996-11-19 | ドイチエ トムソン−ブラント ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 地上受信及び衛星受信用テレビジョンチューナ |
-
2001
- 2001-04-03 KR KR1020010017594A patent/KR100365359B1/ko not_active IP Right Cessation
-
2002
- 2002-04-02 CN CNB028076818A patent/CN1284365C/zh not_active Expired - Fee Related
- 2002-04-02 WO PCT/KR2002/000581 patent/WO2002082809A1/en not_active Application Discontinuation
- 2002-04-02 EP EP02714591A patent/EP1380163A4/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP1380163A1 (en) | 2004-01-14 |
KR20020078482A (ko) | 2002-10-19 |
EP1380163A4 (en) | 2004-12-08 |
CN1528086A (zh) | 2004-09-08 |
KR100365359B1 (ko) | 2002-12-18 |
WO2002082809A1 (en) | 2002-10-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: LG Innotek (Huizhou) Co., Ltd. Assignor: IG Innotek Co., Ltd. Contract fulfillment period: 2006.11.12 to 2012.11.11 Contract record no.: 2009990000592 Denomination of invention: Combination tuner for earth and satellite broadcasting Granted publication date: 20061108 License type: Exclusive license Record date: 2009.6.1 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2006.11.12 TO 2012.11.11; CHANGE OF CONTRACT Name of requester: LG ELECTRONICS PRODUCT( HUIZHOU ) CO., LTD. Effective date: 20090601 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061108 Termination date: 20180402 |