DE69327276T2 - Automatische Verstärkungsregelung für einen hochauflösenden Fernsehsignalempfänger mit adaptivem Entzerrer - Google Patents
Automatische Verstärkungsregelung für einen hochauflösenden Fernsehsignalempfänger mit adaptivem EntzerrerInfo
- Publication number
- DE69327276T2 DE69327276T2 DE69327276T DE69327276T DE69327276T2 DE 69327276 T2 DE69327276 T2 DE 69327276T2 DE 69327276 T DE69327276 T DE 69327276T DE 69327276 T DE69327276 T DE 69327276T DE 69327276 T2 DE69327276 T2 DE 69327276T2
- Authority
- DE
- Germany
- Prior art keywords
- gain control
- signal receiver
- television signal
- automatic gain
- definition television
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
- H04N5/211—Ghost signal cancellation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
- H03G3/3078—Circuits generating control signals for digitally modulated signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N11/00—Colour television systems
- H04N11/24—High-definition television systems
- H04N11/30—High-definition television systems with transmission of the extra information by means of quadrature modulation
-
- 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
- H04N5/52—Automatic gain control
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/932,131 US5268761A (en) | 1992-08-19 | 1992-08-19 | Automatic gain control system for a high definition television signal receiver including an adaptive equalizer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69327276D1 DE69327276D1 (de) | 2000-01-20 |
DE69327276T2 true DE69327276T2 (de) | 2000-04-13 |
Family
ID=25461826
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69327276T Expired - Lifetime DE69327276T2 (de) | 1992-08-19 | 1993-08-17 | Automatische Verstärkungsregelung für einen hochauflösenden Fernsehsignalempfänger mit adaptivem Entzerrer |
Country Status (9)
Country | Link |
---|---|
US (1) | US5268761A (de) |
EP (1) | EP0583968B1 (de) |
JP (1) | JP3604709B2 (de) |
KR (1) | KR100284510B1 (de) |
CN (1) | CN1051893C (de) |
DE (1) | DE69327276T2 (de) |
ES (1) | ES2139632T3 (de) |
MX (1) | MX9305030A (de) |
SG (1) | SG89224A1 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5386239A (en) * | 1993-05-03 | 1995-01-31 | Thomson Consumer Electronics, Inc. | Multiple QAM digital television signal decoder |
GB9405487D0 (en) * | 1994-03-21 | 1994-05-04 | Rca Thomson Licensing Corp | VSB demodulator |
US6512555B1 (en) * | 1994-05-04 | 2003-01-28 | Samsung Electronics Co., Ltd. | Radio receiver for vestigal-sideband amplitude-modulation digital television signals |
US6104442A (en) * | 1994-06-28 | 2000-08-15 | Samsung Electronics Co., Ltd. | Radio receiver for receiving both VSB and QAM digital HDTV signals |
US20040213358A1 (en) * | 1994-05-23 | 2004-10-28 | Samsung Electronics Co., Ltd. | Radio receiver for receiving both VSB and QAM digital HDTV signals |
US5550596A (en) * | 1994-11-25 | 1996-08-27 | Thomson Multimedia Sa | Digital television signal processing system including a co-channel rejection filter |
FI98026C (fi) * | 1995-11-08 | 1997-03-25 | Nokia Technology Gmbh | Menetelmä QAM-vastaanottimen yhteydessä ja QAM-vastaanotin |
US6005640A (en) * | 1996-09-27 | 1999-12-21 | Sarnoff Corporation | Multiple modulation format television signal receiver system |
US6377312B1 (en) * | 1998-08-24 | 2002-04-23 | Samsung Electronics Co., Ltd. | Adaptive fractionally spaced equalizer for received radio transmissions with digital content, such as DTV signals |
US6275458B1 (en) * | 1999-02-18 | 2001-08-14 | Terrence L. Wong | Method and apparatus for reading and writing a multi-level signal from an optical disc |
JP4359795B2 (ja) * | 1999-03-12 | 2009-11-04 | ソニー株式会社 | デジタル信号受信装置および方法、並びに記録媒体 |
US6259319B1 (en) * | 1999-08-19 | 2001-07-10 | Lucent Technologies Inc. | Adaptive gain and/or phase adjustment control system and method |
KR100452308B1 (ko) * | 2000-06-13 | 2004-10-12 | 마쯔시다덴기산교 가부시키가이샤 | 디지털 방송수신장치 |
US7269216B2 (en) * | 2001-06-05 | 2007-09-11 | Kennedy Rodney A | Blind magnitude equalizer for segment sync-based timing recovery of receivers |
US7443455B2 (en) * | 2003-12-30 | 2008-10-28 | Texas Instruments Incorporated | Automatic gain control based on multiple input references in a video decoder |
MX2007011602A (es) * | 2005-03-24 | 2007-11-22 | Thomson Licensing | Deteccion de distorsion de senal no lineal con el uso de multiples fuentes de medicion de la tasa senal a ruido. |
KR100805404B1 (ko) | 2005-08-31 | 2008-02-20 | 엘지전자 주식회사 | 영상표시기기의 모듈 제어장치 및 방법 |
CN101600070B (zh) * | 2008-06-05 | 2011-01-19 | 联咏科技股份有限公司 | 视频信号调节电路 |
US8204156B2 (en) * | 2008-12-31 | 2012-06-19 | Intel Corporation | Phase error detection with conditional probabilities |
US8493509B2 (en) * | 2011-06-14 | 2013-07-23 | Sigear Europe Sarl | Digital video formatting scheme for analog format video signals using adaptive filtering |
CN102638663A (zh) * | 2012-03-30 | 2012-08-15 | 深圳创维-Rgb电子有限公司 | 数字电视重复频道自动跳台设置方法和装置 |
JP6629100B2 (ja) * | 2016-02-26 | 2020-01-15 | キヤノンメディカルシステムズ株式会社 | 放射線検出装置および放射線検出システム |
US10432434B2 (en) | 2016-07-20 | 2019-10-01 | Tektronix, Inc. | Multi-band noise reduction systems and methods |
US11687474B2 (en) * | 2021-02-23 | 2023-06-27 | Rohde & Schwarz Gmbh & Co. Kg | Signal processing system and signal processing method |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5644671A (en) * | 1979-09-21 | 1981-04-23 | Seiko Epson Corp | Ink-jet head |
JPS60217767A (ja) * | 1984-04-13 | 1985-10-31 | Matsushita Electric Ind Co Ltd | テレビジヨン受像機 |
US4628362A (en) * | 1985-05-02 | 1986-12-09 | American Dynamics Corporation | Combined video AGC and digitizing circuit |
US4761687A (en) * | 1987-05-06 | 1988-08-02 | Rca Licensing Corporation | Automatic gain control delay circuit for a video signal processor |
CA1278610C (en) * | 1987-09-21 | 1991-01-02 | Eisaku Sasaki | Stepped square-qam demodulator utilizing all signal points to generate control signals |
US5043805A (en) * | 1988-04-04 | 1991-08-27 | Zenith Electronics Corporation | TV signal transmission systems and methods |
US5134464A (en) * | 1990-11-16 | 1992-07-28 | North American Philips Corporation | Method and apparatus for the transmission and reception of a multicarrier digital television signal |
US5040211A (en) * | 1988-10-13 | 1991-08-13 | Massachusetts Institute Of Technology | Reliable television transmission through analog channels |
US4905255A (en) * | 1989-01-03 | 1990-02-27 | American Telephone And Telegraph Company | Decision directed gain control |
JPH0477180A (ja) * | 1990-07-17 | 1992-03-11 | Nec Corp | ゴースト除去回路 |
US5175626A (en) * | 1991-07-25 | 1992-12-29 | Rca Thomson Licensing Corporation | Apparatus providing a clock signal for a digital television receiver in response to a channel change |
-
1992
- 1992-08-19 US US07/932,131 patent/US5268761A/en not_active Expired - Lifetime
-
1993
- 1993-08-17 ES ES93306462T patent/ES2139632T3/es not_active Expired - Lifetime
- 1993-08-17 DE DE69327276T patent/DE69327276T2/de not_active Expired - Lifetime
- 1993-08-17 SG SG9602479A patent/SG89224A1/en unknown
- 1993-08-17 KR KR1019930015868A patent/KR100284510B1/ko not_active IP Right Cessation
- 1993-08-17 EP EP93306462A patent/EP0583968B1/de not_active Expired - Lifetime
- 1993-08-18 CN CN93116431A patent/CN1051893C/zh not_active Expired - Fee Related
- 1993-08-18 MX MX9305030A patent/MX9305030A/es not_active IP Right Cessation
- 1993-08-19 JP JP22834293A patent/JP3604709B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69327276D1 (de) | 2000-01-20 |
ES2139632T3 (es) | 2000-02-16 |
CN1051893C (zh) | 2000-04-26 |
KR100284510B1 (ko) | 2001-03-15 |
US5268761A (en) | 1993-12-07 |
JPH06209440A (ja) | 1994-07-26 |
EP0583968B1 (de) | 1999-12-15 |
JP3604709B2 (ja) | 2004-12-22 |
SG89224A1 (en) | 2002-06-18 |
KR940005157A (ko) | 1994-03-16 |
CN1083995A (zh) | 1994-03-16 |
EP0583968A2 (de) | 1994-02-23 |
EP0583968A3 (de) | 1994-05-18 |
MX9305030A (es) | 1994-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) |