AR013035A1 - Metodo para operar un ecualizador en un receptor de television digital, receptor de television digital de alta definicion y receptor de television digital de alta definicion y frecuencia de simbolos constante - Google Patents
Metodo para operar un ecualizador en un receptor de television digital, receptor de television digital de alta definicion y receptor de television digital de alta definicion y frecuencia de simbolos constanteInfo
- Publication number
- AR013035A1 AR013035A1 ARP990101886A ARP990101886A AR013035A1 AR 013035 A1 AR013035 A1 AR 013035A1 AR P990101886 A ARP990101886 A AR P990101886A AR P990101886 A ARP990101886 A AR P990101886A AR 013035 A1 AR013035 A1 AR 013035A1
- Authority
- AR
- Argentina
- Prior art keywords
- television receiver
- digital television
- high definition
- equalizer
- definition digital
- Prior art date
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
- H04N7/015—High-definition television systems
-
- 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
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Television Systems (AREA)
- Picture Signal Circuits (AREA)
Abstract
Un método para operar un ecualizador en un receptor de television digital, un receptor de television digital de alta definicion y un receptor detelevision digital de alta definicion con multiples frecuencias de símbolos que utilizan un filtro parar educir interferencia de cocanal, es decir del canalpropio, en una senal recibida que tiene una frecuencia de símbolos constante. Un ecualizador tiene dos retardos de un símbolo para cada derivacion. Se aplicauna version filtrada y una version nofi ltrada de la senal recibida a un multiplexor en la entrada del ecualizador, el cual es operado al doble de lafrecuencia de símbolos. Las salidas de los multiplicadores en el ecualizador se combinan y se aplican a un demultiplexor. Lasenal filtrada y la senal nofiltrada, ecualizadas, se comparan y se realiza una seleccion de la senal a ser utilizada en base a esa comparacion.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/066,123 US6052158A (en) | 1998-04-24 | 1998-04-24 | Using equalized data for filter selection in HDTV receiver |
Publications (1)
Publication Number | Publication Date |
---|---|
AR013035A1 true AR013035A1 (es) | 2000-11-22 |
Family
ID=22067388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP990101886A AR013035A1 (es) | 1998-04-24 | 1999-04-23 | Metodo para operar un ecualizador en un receptor de television digital, receptor de television digital de alta definicion y receptor de television digital de alta definicion y frecuencia de simbolos constante |
Country Status (14)
Country | Link |
---|---|
US (1) | US6052158A (es) |
JP (1) | JP2002509678A (es) |
KR (1) | KR100363894B1 (es) |
CN (1) | CN1155226C (es) |
AR (1) | AR013035A1 (es) |
AU (1) | AU3120499A (es) |
BR (1) | BR9906396A (es) |
CA (1) | CA2293229C (es) |
HK (1) | HK1029696A1 (es) |
ID (1) | ID23924A (es) |
IL (1) | IL132835A (es) |
TR (1) | TR199903077T1 (es) |
TW (1) | TW404110B (es) |
WO (1) | WO1999056464A1 (es) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6421077B1 (en) * | 1998-05-18 | 2002-07-16 | Sarnoff Corporation | Method and apparatus for detecting co-channel interference and selectively filtering the interference when detected |
US6426780B1 (en) * | 1998-10-14 | 2002-07-30 | Samsung Electronics Co., Ltd. | DTV receiver with low-band final I-F signal filtered for suppressing co-channel interfering NTSC audio carrier |
KR100304889B1 (ko) * | 1998-12-31 | 2001-09-24 | 구자홍 | 디지털텔레비전의잔류측파대모드검출장치 |
US6807405B1 (en) | 1999-04-28 | 2004-10-19 | Isco International, Inc. | Method and a device for maintaining the performance quality of a code-division multiple access system in the presence of narrow band interference |
US6631273B1 (en) * | 1999-09-09 | 2003-10-07 | Conexant Systems, Inc. | Method and apparatus for filter selection from a frequency synthesizer data |
KR100402244B1 (ko) * | 2001-04-16 | 2003-10-17 | 주식회사 하이닉스반도체 | 연속에러신호를 이용한 엔티이에스씨이 신호 제거 필터의선택 장치 및 방법 |
US7369155B2 (en) * | 2005-05-16 | 2008-05-06 | Mediatek Incorporation | Apparatus and method for rejecting co-channel interference signal |
US20070064156A1 (en) * | 2005-09-19 | 2007-03-22 | Mediatek Inc. | System and method for removing co-channel interference |
US7729674B2 (en) * | 2007-01-09 | 2010-06-01 | Skyworks Solutions, Inc. | Multiband or multimode receiver with shared bias circuit |
US8385483B2 (en) | 2008-11-11 | 2013-02-26 | Isco International, Llc | Self-adaptive digital RF bandpass and bandstop filter architecture |
US9048919B2 (en) | 2008-11-11 | 2015-06-02 | Isco International Llc | Method and apparatus for an adaptive filter architecture |
US20110081243A1 (en) * | 2009-10-02 | 2011-04-07 | Sullivan John T | Helical airfoil wind turbines |
US9319916B2 (en) | 2013-03-15 | 2016-04-19 | Isco International, Llc | Method and appartus for signal interference processing |
US9775116B2 (en) | 2014-05-05 | 2017-09-26 | Isco International, Llc | Method and apparatus for increasing performance of communication links of cooperative communication nodes |
FI3651386T3 (fi) | 2015-05-04 | 2023-11-15 | Isco Int Llc | Menetelmä ja laitteisto viestintäpolkujen suorituskyvyn lisäämiseksi viestintäsolmuille |
US10652835B2 (en) | 2016-06-01 | 2020-05-12 | Isco International, Llc | Signal conditioning to mitigate interference impacting wireless communication links in radio access networks |
US10298279B2 (en) | 2017-04-05 | 2019-05-21 | Isco International, Llc | Method and apparatus for increasing performance of communication paths for communication nodes |
US10284313B2 (en) | 2017-08-09 | 2019-05-07 | Isco International, Llc | Method and apparatus for monitoring, detecting, testing, diagnosing and/or mitigating interference in a communication system |
US10812121B2 (en) | 2017-08-09 | 2020-10-20 | Isco International, Llc | Method and apparatus for detecting and analyzing passive intermodulation interference in a communication system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5602602A (en) * | 1994-02-10 | 1997-02-11 | Philips Electronics North America Corporation | Method and apparatus for combating co-channel NTSC interference for digital TV transmission having a simplified rejection filter |
US5572249A (en) * | 1994-07-07 | 1996-11-05 | Philips Electronics North America Corporation | Method and apparatus for optimal NTSC rejection filtering and transmitter and receiver comprising same |
US5546132A (en) * | 1994-12-07 | 1996-08-13 | Goldstar Co., Ltd. | NTSC interference detector |
KR0151529B1 (ko) * | 1995-10-31 | 1998-10-15 | 김광호 | 엔티에스씨 리젝션 필터의 구동선택을 제어하는 장치 및 방법 |
US5731848A (en) * | 1995-12-22 | 1998-03-24 | Samsung Electronics Co., Ltd. | Digital VSB detector with bandpass phase tracker using Ng filters, as for use in an HDTV receiver |
KR0165507B1 (ko) * | 1996-01-09 | 1999-03-20 | 김광호 | 기준신호를 이용한 등화방법과 등화기 |
-
1998
- 1998-04-24 US US09/066,123 patent/US6052158A/en not_active Expired - Lifetime
-
1999
- 1999-04-01 CA CA002293229A patent/CA2293229C/en not_active Expired - Lifetime
- 1999-04-01 JP JP55416499A patent/JP2002509678A/ja active Pending
- 1999-04-01 ID IDW991465A patent/ID23924A/id unknown
- 1999-04-01 TR TR1999/03077T patent/TR199903077T1/xx unknown
- 1999-04-01 IL IL13283599A patent/IL132835A/en not_active IP Right Cessation
- 1999-04-01 KR KR1019997011800A patent/KR100363894B1/ko not_active IP Right Cessation
- 1999-04-01 BR BR9906396-4A patent/BR9906396A/pt not_active IP Right Cessation
- 1999-04-01 AU AU31204/99A patent/AU3120499A/en not_active Abandoned
- 1999-04-01 CN CNB998006033A patent/CN1155226C/zh not_active Expired - Fee Related
- 1999-04-01 WO PCT/US1999/007231 patent/WO1999056464A1/en active IP Right Grant
- 1999-04-12 TW TW088105797A patent/TW404110B/zh not_active IP Right Cessation
- 1999-04-23 AR ARP990101886A patent/AR013035A1/es active IP Right Grant
-
2001
- 2001-01-11 HK HK01100268A patent/HK1029696A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR20010013783A (ko) | 2001-02-26 |
US6052158A (en) | 2000-04-18 |
AU3120499A (en) | 1999-11-16 |
TR199903077T1 (xx) | 2000-06-21 |
WO1999056464A1 (en) | 1999-11-04 |
JP2002509678A (ja) | 2002-03-26 |
TW404110B (en) | 2000-09-01 |
CA2293229C (en) | 2004-10-12 |
HK1029696A1 (en) | 2001-04-06 |
IL132835A0 (en) | 2001-03-19 |
CA2293229A1 (en) | 1999-11-04 |
IL132835A (en) | 2002-07-25 |
CN1155226C (zh) | 2004-06-23 |
KR100363894B1 (ko) | 2002-12-11 |
BR9906396A (pt) | 2000-09-26 |
CN1266582A (zh) | 2000-09-13 |
ID23924A (id) | 2000-05-25 |
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Legal Events
Date | Code | Title | Description |
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FG | Grant, registration |