SG64960A1 - Tuning system for a digital satellite receiver with fine tuning provisions - Google Patents

Tuning system for a digital satellite receiver with fine tuning provisions

Info

Publication number
SG64960A1
SG64960A1 SG1996011768A SG1996011768A SG64960A1 SG 64960 A1 SG64960 A1 SG 64960A1 SG 1996011768 A SG1996011768 A SG 1996011768A SG 1996011768 A SG1996011768 A SG 1996011768A SG 64960 A1 SG64960 A1 SG 64960A1
Authority
SG
Singapore
Prior art keywords
tuning
provisions
satellite receiver
digital satellite
fine tuning
Prior art date
Application number
SG1996011768A
Other languages
English (en)
Inventor
David Mark Badger
John Sidney Stewart
Michael Anthony Pugel
Original Assignee
Thomson Consumer Electronics
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thomson Consumer Electronics filed Critical Thomson Consumer Electronics
Publication of SG64960A1 publication Critical patent/SG64960A1/en

Links

Classifications

    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/0805—Details of the phase-locked loop the loop being adapted to provide an additional control signal for use outside the loop
    • 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
    • H03J1/0041—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers
    • H03J1/005—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers in a loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Multimedia (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Television Receiver Circuits (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
SG1996011768A 1995-12-28 1996-12-17 Tuning system for a digital satellite receiver with fine tuning provisions SG64960A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/579,782 US5739874A (en) 1995-06-06 1995-12-28 Tuning system for a digital satellite receiver with fine tuning provisions

Publications (1)

Publication Number Publication Date
SG64960A1 true SG64960A1 (en) 1999-05-25

Family

ID=24318339

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996011768A SG64960A1 (en) 1995-12-28 1996-12-17 Tuning system for a digital satellite receiver with fine tuning provisions

Country Status (11)

Country Link
US (1) US5739874A (zh)
EP (1) EP0782270B1 (zh)
JP (1) JP3537617B2 (zh)
KR (1) KR100441476B1 (zh)
CN (1) CN1099167C (zh)
BR (1) BR9606197A (zh)
HK (1) HK1002375A1 (zh)
MX (1) MX9606746A (zh)
MY (1) MY112857A (zh)
SG (1) SG64960A1 (zh)
TW (1) TW315549B (zh)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3444727B2 (ja) * 1995-09-26 2003-09-08 シャープ株式会社 デジタル方式衛星放送受信機
JPH09294088A (ja) * 1996-04-26 1997-11-11 Toshiba Corp チューナ回路
US6046781A (en) * 1997-01-07 2000-04-04 Samsung Electronics Co., Ltd. Automatic fine tuning of TV receiver for receiving both digital and analog TV signals
US6445425B1 (en) * 1997-01-07 2002-09-03 Samsung Electronics Co., Ltd. Automatic fine tuning of receiver for digital television signals
JPH10233816A (ja) * 1997-02-21 1998-09-02 Sharp Corp デジタル衛星受信機
JP4338895B2 (ja) 1998-04-17 2009-10-07 トムソン ライセンシング Ｄｂｓプロダクト用ｌｎｂドリフト・システム
KR100325771B1 (ko) * 1998-11-28 2002-04-17 윤종용 텔레비젼 신호 수신 시스템의 자동 주파수 트랙킹장치 및 그방법
US7239358B1 (en) * 1999-07-16 2007-07-03 Thomson Licensing Television receiver for digital signals with offset tuning provisions
US6577685B1 (en) * 1999-08-02 2003-06-10 Mitsubishi Electric Research Laboratories, Inc. Programmable digital signal processor for demodulating digital television signals
US7376387B1 (en) * 1999-12-28 2008-05-20 Zenith Electronics Llc Autoscan system for determining translation between satellite and cable frequencies
DE10032822A1 (de) * 2000-07-06 2002-01-24 Siemens Ag Vorrichtung zur Erzeugung eines Oszillatorsignals
US6859652B2 (en) * 2000-08-02 2005-02-22 Mobile Satellite Ventures, Lp Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis
MXPA02001964A (es) * 2000-08-02 2003-07-21 Mobile Satellite Ventures Lp Reutilizacion de frecuencia satelital-terrestre coordinada.
GB2367700A (en) * 2000-10-06 2002-04-10 Mitel Semiconductor Ltd A single conversion tuner comprising a tracking filter and an image reject mixer
JP3589178B2 (ja) * 2000-11-29 2004-11-17 船井電機株式会社 ディジタル／アナログテレビジョン信号受信機
US7792488B2 (en) * 2000-12-04 2010-09-07 Atc Technologies, Llc Systems and methods for transmitting electromagnetic energy over a wireless channel having sufficiently weak measured signal strength
US6417739B1 (en) * 2001-03-23 2002-07-09 Motorola, Inc. Loop filter
CN100544202C (zh) * 2002-10-07 2009-09-23 皇家飞利浦电子股份有限公司 电视系统、应用于电视系统中的控制器和方法
US7167694B2 (en) * 2003-04-14 2007-01-23 Silicon Laboratories Inc. Integrated multi-tuner satellite receiver architecture and associated method
JP2005079677A (ja) * 2003-08-28 2005-03-24 Sanyo Electric Co Ltd チューナ用信号処理回路
JP4674103B2 (ja) * 2005-03-15 2011-04-20 富士通セミコンダクター株式会社 受信装置及び受信信号の処理方法
US8212943B2 (en) * 2006-10-25 2012-07-03 Mstar Semiconductor, Inc. Triple-conversion television tuner
US8139160B2 (en) * 2006-10-25 2012-03-20 Mstar Semiconductor, Inc. Television tuner with double quadrature mixing architecture
US8139159B2 (en) * 2006-10-25 2012-03-20 Mstar Semiconductor, Inc. Single down-conversion television tuner
JP2010093625A (ja) * 2008-10-09 2010-04-22 Toshiba Corp ビデオ信号復調回路
JP5256229B2 (ja) * 2010-02-19 2013-08-07 トヨタ自動車株式会社 受信装置、及び無線通信システム並びに受信方法
US9100088B2 (en) * 2012-06-15 2015-08-04 Maxlinear, Inc. Method and system for guard band detection and frequency offset detection
US11487871B2 (en) * 2015-01-31 2022-11-01 San Diego Gas & Electric Company Methods and systems for detecting and defending against invalid time signals
CN111818396A (zh) * 2020-08-13 2020-10-23 珠海迈科智能科技股份有限公司 一种支持多种采集模式的采集设备及其采集系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977613A (en) * 1988-10-17 1990-12-11 Motorola, Inc. Fine tuning frequency synthesizer with feedback loop for frequency control systems
JPH0693594B2 (ja) * 1989-02-16 1994-11-16 株式会社東芝 アナログフィルタの自動調整回路
JP2819876B2 (ja) * 1991-08-20 1998-11-05 松下電器産業株式会社 周波数シンセサイザ
US5325401A (en) * 1992-03-13 1994-06-28 Comstream Corporation L-band tuner with quadrature downconverter for PSK data applications
US5311318A (en) * 1992-08-17 1994-05-10 Zenith Electronics Corporation Double conversion digital tuning system using separate digital numbers for controlling the local oscillators
US5450627A (en) * 1993-04-26 1995-09-19 Grilliot; William L. Protective garment containing lumbar support means
US6023491A (en) * 1994-06-21 2000-02-08 Matsushita Electric Industrail Co., Ltd. Demodulation apparatus performing different frequency control functions using separately provided oscillators

Also Published As

Publication number Publication date
US5739874A (en) 1998-04-14
EP0782270B1 (en) 2002-03-20
JP3537617B2 (ja) 2004-06-14
EP0782270A1 (en) 1997-07-02
JPH09200645A (ja) 1997-07-31
CN1099167C (zh) 2003-01-15
MY112857A (en) 2001-09-29
TW315549B (zh) 1997-09-11
KR100441476B1 (ko) 2004-10-12
KR970057865A (ko) 1997-07-31
HK1002375A1 (en) 1998-08-21
CN1158031A (zh) 1997-08-27
BR9606197A (pt) 1998-08-18
MX9606746A (es) 1997-06-28

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