IT8223138A0 - Sistema visualizzatore per televisione, con riduzione dei fenomeni spurii, nella scansione di linea. - Google Patents

Sistema visualizzatore per televisione, con riduzione dei fenomeni spurii, nella scansione di linea.

Info

Publication number
IT8223138A0
IT8223138A0 IT8223138A IT2313882A IT8223138A0 IT 8223138 A0 IT8223138 A0 IT 8223138A0 IT 8223138 A IT8223138 A IT 8223138A IT 2313882 A IT2313882 A IT 2313882A IT 8223138 A0 IT8223138 A0 IT 8223138A0
Authority
IT
Italy
Prior art keywords
television
reduction
line scanning
viewer system
spurious phenomena
Prior art date
Application number
IT8223138A
Other languages
English (en)
Other versions
IT1152537B (it
Inventor
Kerns Harrington Powers
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of IT8223138A0 publication Critical patent/IT8223138A0/it
Application granted granted Critical
Publication of IT1152537B publication Critical patent/IT1152537B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
    • H04N7/012—Conversion between an interlaced and a progressive signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S348/00—Television
    • Y10S348/91—Flicker reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • Television Systems (AREA)
  • Color Television Systems (AREA)
IT23138/82A 1981-09-08 1982-09-06 Sistema visualizzatore per televisione, con riduzione dei fenomeni spurii, nella scansione di linea IT1152537B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/300,227 US4400719A (en) 1981-09-08 1981-09-08 Television display system with reduced line-scan artifacts

Publications (2)

Publication Number Publication Date
IT8223138A0 true IT8223138A0 (it) 1982-09-06
IT1152537B IT1152537B (it) 1987-01-07

Family

ID=23158223

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23138/82A IT1152537B (it) 1981-09-08 1982-09-06 Sistema visualizzatore per televisione, con riduzione dei fenomeni spurii, nella scansione di linea

Country Status (27)

Country Link
US (1) US4400719A (it)
JP (1) JPH0614736B2 (it)
KR (1) KR890000981B1 (it)
AT (1) AT394798B (it)
AU (1) AU558278B2 (it)
BE (1) BE894266A (it)
BR (1) BR8207851A (it)
CA (2) CA1189962A (it)
CS (1) CS270406B2 (it)
DD (1) DD208444A5 (it)
DE (2) DE3249724C2 (it)
DK (1) DK204483A (it)
ES (2) ES515421A0 (it)
FI (1) FI75247C (it)
FR (1) FR2515459B1 (it)
GB (2) GB2115643B (it)
HK (2) HK54889A (it)
IT (1) IT1152537B (it)
NL (1) NL191550C (it)
NZ (1) NZ201838A (it)
PL (1) PL137359B1 (it)
PT (1) PT75455B (it)
RU (1) RU2024215C1 (it)
SE (2) SE439716B (it)
WO (1) WO1983000968A1 (it)
YU (1) YU44841B (it)
ZA (1) ZA826531B (it)

Families Citing this family (98)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3058548A (en) * 1962-10-16 Emergency trailer brake actuator
JPS5879378A (ja) * 1981-11-05 1983-05-13 Sony Corp テレビジヨン受像機
JPS5883487A (ja) * 1981-11-13 1983-05-19 Sony Corp テレビジヨン受像機
JPS5896460A (ja) * 1981-12-03 1983-06-08 Sony Corp テレビ受像機
JPS58117788A (ja) * 1982-01-06 1983-07-13 Hitachi Ltd カラ−テレビジヨン信号処理回路
JPS5937775A (ja) * 1982-08-25 1984-03-01 Sony Corp 倍走査テレビジヨン受像機
JPS59115683A (ja) * 1982-12-22 1984-07-04 Canon Inc 画像信号処理装置
GB2132444A (en) * 1982-12-22 1984-07-04 Phillips Electronic And Associ Television transmission system
US4568965A (en) * 1983-04-13 1986-02-04 Rca Corporation Four-sample sample-rate converter
US4583113A (en) * 1983-08-26 1986-04-15 Rca Corporation Progressive scan television display system employing interpolation in the luminance channel
US4558347A (en) * 1983-08-26 1985-12-10 Rca Corporation Progressive scan television system employing vertical detail enhancement
US4550336A (en) * 1983-08-26 1985-10-29 Rca Corporation Progressive scan speed-up processor
US4616251A (en) * 1983-08-26 1986-10-07 Rca Corporation Progressive scan television system employing a comb filter
US4602273A (en) * 1983-08-30 1986-07-22 Rca Corporation Interpolated progressive-scan television display with line-crawl artifact filtration
DE3345142C1 (de) * 1983-12-14 1985-02-14 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Schaltung zur Zeitkompression oder Zeitexpansion eines Videosignals
US4602275A (en) * 1984-03-19 1986-07-22 Rca Corporation Television memory system
US4608594A (en) * 1984-05-25 1986-08-26 Rca Corporation Television receiver using non-interlaced scanning format with motion compensation
US4593315A (en) * 1984-05-29 1986-06-03 Rca Corporation Progressive scan television receiver for non-standard signals
US4598309A (en) * 1984-05-29 1986-07-01 Rca Corporation Television receiver that includes a frame store using non-interlaced scanning format with motion compensation
JPS60257683A (ja) * 1984-06-01 1985-12-19 Sharp Corp 液晶表示装置の駆動回路
US4573080A (en) * 1984-06-28 1986-02-25 Rca Corporation Progressive scan television receiver with adaptive memory addressing
DE3574552D1 (de) * 1984-08-31 1990-01-04 Rca Licensing Corp Videoverarbeitungseinrichtung nach zeilenfolgeverfahren mit videointerpolation.
US4577225A (en) * 1984-08-31 1986-03-18 Rca Corporation Progressive scan video processor having common memories for video interpolation and speed-up
US4580163A (en) * 1984-08-31 1986-04-01 Rca Corporation Progressive scan video processor having parallel organized memories and a single averaging circuit
EP0180661B1 (de) * 1984-11-08 1990-05-23 Deutsche ITT Industries GmbH Fernsehempfänger mit flimmerfreier Wiedergabe eines Zwischenzeilen-Videosignals
US4639783A (en) * 1984-11-30 1987-01-27 Rca Corporation Video signal field/frame storage system
US4605962A (en) * 1984-11-30 1986-08-12 Rca Corporation Progressive scan television system with video compression exceeding display line rate
US4633294A (en) * 1984-12-07 1986-12-30 North American Philips Corporation Method for reducing the scan line visibility for projection television by using a different interpolation and vertical displacement for each color signal
US4646133A (en) * 1984-12-18 1987-02-24 Zenith Electronics Corporation Adaptive comb filter and interpolator
US4694414A (en) * 1984-12-19 1987-09-15 Rca Corporation Digital delay interpolation filter with amplitude and phase compensation
US4670772A (en) * 1984-12-28 1987-06-02 Rca Corporation Raster distortion correction for progressive scan television system
US4665437A (en) * 1985-02-04 1987-05-12 Rca Corporation Adaptive field or frame store processor
NL8501582A (nl) * 1985-02-12 1986-09-01 Philips Nv Videosignaalverwerkingsschakeling voor de verwerking van een geinterlinieerd videosignaal.
US4685002A (en) * 1985-02-13 1987-08-04 Rca Corporation Slow motion television system having variable interlace
JPS61234683A (ja) * 1985-04-10 1986-10-18 Fuji Photo Film Co Ltd フイ−ルド／フレ−ム変換におけるフリツカ防止回路
US4974083A (en) * 1985-04-12 1990-11-27 Ampex Corporation Recirculating special effects video framestore
AU599911B2 (en) * 1985-04-12 1990-08-02 Ampex Corporation A recirculating special effects video frame store
US4639763A (en) * 1985-04-30 1987-01-27 Rca Corporation Interlace to non-interlace scan converter for RGB format video input signals
US4672445A (en) * 1985-05-29 1987-06-09 Rca Corporation Progressive scan processor employing interpolation in luminance channel controlled by a motion signal and a vertical detail representative signal
US4630098A (en) * 1985-07-31 1986-12-16 Rca Corporation Progressive scan display system with correction for non-standard signals
US4641188A (en) * 1985-07-31 1987-02-03 Rca Corporation Progressive scan display system employing line and frame memories
GB2180714B (en) * 1985-08-22 1989-08-16 Rank Xerox Ltd Image apparatus
US4677483A (en) * 1985-09-27 1987-06-30 Rca Corporation Interpolation filter with motion compensation
US4663653A (en) * 1985-11-22 1987-05-05 Rca Corporation Vertical detail enhancer
US4677482A (en) * 1985-12-31 1987-06-30 Rca Corporation Dual mode progressive scan system with automatic mode switching by image analysis
US4661850A (en) * 1986-01-31 1987-04-28 Rca Corporation Progressive scan television system with interlaced inter-field sum and difference components
US4707731A (en) * 1986-04-03 1987-11-17 Dubner Computer Systems, Inc. Encoded video television graphics system
US4673978A (en) * 1986-05-23 1987-06-16 Rca Corporation Progressive scan processor with plural frequency band interpolation
US4733301A (en) * 1986-06-03 1988-03-22 Information Resources, Inc. Signal matching signal substitution
US4679084A (en) * 1986-06-20 1987-07-07 Rca Corporation Method and apparatus for freezing a television picture
JPH084334B2 (ja) * 1986-07-14 1996-01-17 ソニー株式会社 映像信号処理回路
US4731648A (en) * 1986-09-29 1988-03-15 Rca Corporation Interstitial signal generating system
US4698675A (en) * 1986-09-29 1987-10-06 Rca Corporation Progressive scan display system having intra-field and inter-field processing modes
GB8628813D0 (en) * 1986-12-02 1987-01-07 British Broadcasting Corp Video display system
JPH0832059B2 (ja) * 1987-03-09 1996-03-27 株式会社日立製作所 ディジタルテレビジョン信号処理装置
US5010407A (en) * 1987-03-27 1991-04-23 Ampex Corporation Video effects system with recirculation video combine and output combine
JPH0216881A (ja) * 1988-07-05 1990-01-19 Sony Corp スーパーインポーズ装置
GB2223141A (en) * 1988-09-21 1990-03-28 Sony Corp Slow motion video signal generator with motion compensated interpolation
US5065076A (en) * 1989-03-01 1991-11-12 Electrohome Limited Digital convergence system
US4989090A (en) * 1989-04-05 1991-01-29 Yves C. Faroudja Television scan line doubler including temporal median filter
DE3914550A1 (de) * 1989-05-03 1990-11-08 Thomson Brandt Gmbh Signalverarbeitungssystem
US7382929B2 (en) 1989-05-22 2008-06-03 Pixel Instruments Corporation Spatial scan replication circuit
US5018090A (en) * 1990-03-13 1991-05-21 Rca Licensing Corporation Digital interpolation circuitry
US5067016A (en) * 1990-03-07 1991-11-19 Industrial Technology Research Institute Progressive scan system with field-offset sampling
US5258830A (en) * 1990-03-16 1993-11-02 Electrohome Limited Automatic video convergence system
US5233684A (en) * 1990-06-26 1993-08-03 Digital Equipment Corporation Method and apparatus for mapping a digital color image from a first color space to a second color space
JPH04100393A (ja) * 1990-08-18 1992-04-02 Fujitsu Ltd 水平走査周期信号発生方式
US5175619A (en) * 1990-11-26 1992-12-29 Thomson Consumer Electronics, Inc. Progressive scan television system using luminance low frequencies from previous field
GB2252465A (en) * 1990-12-15 1992-08-05 Beverley Hugh Pardoe Flicker elimination system
US5159451A (en) * 1991-03-19 1992-10-27 Faroudja Y C Field memory expansible line doubler for television receiver
US5339114A (en) * 1992-07-29 1994-08-16 Thomson Consumer Electronics, Inc. Television receiver with luminance signal clamped offset and re-clamped prior to contrast control for preventing black level changes with contrast control changes when displaying luminance signals having elevated black level
JP3113090B2 (ja) * 1992-09-21 2000-11-27 松下電器産業株式会社 映像信号処理装置
US6469741B2 (en) 1993-07-26 2002-10-22 Pixel Instruments Corp. Apparatus and method for processing television signals
US5510843A (en) * 1994-09-30 1996-04-23 Cirrus Logic, Inc. Flicker reduction and size adjustment for video controller with interlaced video output
US5611041A (en) * 1994-12-19 1997-03-11 Cirrus Logic, Inc. Memory bandwidth optimization
US6108041A (en) * 1997-10-10 2000-08-22 Faroudja Laboratories, Inc. High-definition television signal processing for transmitting and receiving a television signal in a manner compatible with the present system
US6014182A (en) 1997-10-10 2000-01-11 Faroudja Laboratories, Inc. Film source video detection
US6040869A (en) * 1998-03-31 2000-03-21 Matsushita Electric Industrial Co. Ltd. Method and apparatus for converting an interlace-scan video signal into a non-interlace-scan video signal
KR100601621B1 (ko) * 1999-10-05 2006-07-14 삼성전자주식회사 강유전성 액정디스플레이장치에서 화면의 평균밝기 유지장치
DE10046093A1 (de) * 2000-09-18 2001-11-08 Siemens Ag Verfahren zur Herstellung eines Bildes
DE10235657A1 (de) * 2002-08-02 2004-02-12 Leica Microsystems Heidelberg Gmbh Verfahren, Anordnung und Software zur Optimierung der Bildqualität von mit einem Mikroskop aufgenommenen beweglichen Objekten
US7349026B2 (en) * 2004-01-30 2008-03-25 Broadcom Corporation Method and system for pixel constellations in motion adaptive deinterlacer
US7557861B2 (en) * 2004-01-30 2009-07-07 Broadcom Corporation Reverse pull-down video using corrective techniques
US7412096B2 (en) 2004-01-30 2008-08-12 Broadcom Corporation Method and system for interpolator direction selection during edge detection
US20050168656A1 (en) * 2004-01-30 2005-08-04 Wyman Richard H. Method and system for quantized historical motion for motion detection in motion adaptive deinterlacer
US7529426B2 (en) * 2004-01-30 2009-05-05 Broadcom Corporation Correlation function for signal detection, match filters, and 3:2 pulldown detection
US7349028B2 (en) * 2004-01-30 2008-03-25 Broadcom Corporation Method and system for motion adaptive deinterlacer with integrated directional filter
US7355651B2 (en) * 2004-01-30 2008-04-08 Broadcom Corporation Method and system for minimizing both on-chip memory size and peak DRAM bandwidth requirements for multifield deinterlacers
US7274403B2 (en) * 2004-01-30 2007-09-25 Broadcom Corporation Motion adaptive deinterlacer with integrated dynamic format change filter
US7519232B2 (en) 2004-01-30 2009-04-14 Broadcom Corporation Method and system for detecting diagonal strength of an edge in an image
US7483077B2 (en) * 2004-01-30 2009-01-27 Broadcom Corporation Method and system for control of a multi-field deinterlacer including providing visually pleasing start-up and shut-down
US7397515B2 (en) * 2004-01-30 2008-07-08 Broadcom Corporation Method and system for cross-chrominance removal using motion detection
US8861589B2 (en) * 2004-01-30 2014-10-14 Broadcom Corporation Detection and phase lock of pull-down video
US7283176B2 (en) 2004-03-12 2007-10-16 Broadcom Corporation Method and system for detecting field ID
US7468757B2 (en) * 2004-10-05 2008-12-23 Broadcom Corporation Detection and correction of irregularities while performing inverse telecine deinterlacing of video
US7468756B2 (en) * 2004-10-05 2008-12-23 Broadcom Corporation Detection and phase lock of 2:2 and 3:2 pull-down video
DE102004050648A1 (de) * 2004-10-18 2006-04-20 Rohde & Schwarz Gmbh & Co. Kg Anordnung zur synchronen Ausgabe von in zwei oder mehr Digitale/Analog-Wandlern erzeugten Analogsignalen
PL442437A1 (pl) 2022-10-04 2024-04-08 Plasma Investment Spółka Z Ograniczoną Odpowiedzialnością Układ do nasycania wody wodorem

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US124107A (en) * 1872-02-27 Improvement in machines for making staples
US262619A (en) * 1882-08-15 Horse-detacher
GB930841A (en) * 1960-01-06 1963-07-10 Nat Res Dev Improvements relating to picture communication systems
US3400211A (en) * 1963-11-18 1968-09-03 Marconi Co Ltd Television standards conversion
GB1052438A (it) * 1965-02-04
JPS5331572B2 (it) * 1973-05-24 1978-09-04
JPS5816381B2 (ja) * 1975-03-25 1983-03-31 三菱電機株式会社 コウカイゾウドテレビジヨンジユゾウキ
GB1568378A (en) * 1976-01-30 1980-05-29 Micro Consultants Ltd Video processing system
JPS6025949B2 (ja) * 1976-12-24 1985-06-21 株式会社日立製作所 テレビ信号処理方式
US4127873A (en) * 1977-05-20 1978-11-28 Rca Corporation Image resolution enhancement method and apparatus
NL7900324A (nl) * 1979-01-16 1980-07-18 Philips Nv Rasterinterpolatieschakeling.
DE2915359A1 (de) * 1979-04-14 1980-10-16 Standard Elektrik Lorenz Ag Fernsehempfaenger
US4322750A (en) * 1979-05-08 1982-03-30 British Broadcasting Corporation Television display system
GB2050109B (en) * 1979-05-08 1984-01-25 British Broadcasting Corp Television display system
NL7905405A (nl) * 1979-07-11 1981-01-13 Philips Nv Televisieschakeling voor het veranderen van een interlinieeringsverhouding.
DE2938349C2 (de) * 1979-09-21 1983-05-26 Aeg-Telefunken Ag, 1000 Berlin Und 6000 Frankfurt Schaltungsanordnung zur kompatiblen Auflösungserhöhung bei Fernsehsystemen
JPS5776979A (en) * 1980-10-30 1982-05-14 Hitachi Ltd Signal processing circuit for television receiver
JPS5877373A (ja) * 1981-11-04 1983-05-10 Hitachi Ltd テレビジヨン信号処理回路

Also Published As

Publication number Publication date
ES8501940A1 (es) 1984-12-01
JPS58501449A (ja) 1983-08-25
FI831553A0 (fi) 1983-05-05
CA1189962A (en) 1985-07-02
JPH0614736B2 (ja) 1994-02-23
SE8302485L (sv) 1983-05-02
PT75455A (en) 1982-09-01
HK54889A (en) 1989-07-14
GB2149271B (en) 1986-06-04
GB2115643B (en) 1986-06-11
GB8427954D0 (en) 1984-12-12
ZA826531B (en) 1983-11-30
NZ201838A (en) 1986-02-21
DK204483D0 (da) 1983-05-06
PL137359B1 (en) 1986-05-31
GB2115643A (en) 1983-09-07
ES8401699A1 (es) 1983-12-16
AU558278B2 (en) 1987-01-22
AU8952882A (en) 1983-03-28
SE8500735L (sv) 1985-02-15
BR8207851A (pt) 1983-08-30
GB2149271A (en) 1985-06-05
RU2024215C1 (ru) 1994-11-30
YU44841B (en) 1991-04-30
DD208444A5 (de) 1984-05-02
DE3239362T1 (de) 1983-11-03
DK204483A (da) 1983-05-06
CS270406B2 (en) 1990-06-13
IT1152537B (it) 1987-01-07
CA1219065B (en) 1987-03-10
FR2515459A1 (fr) 1983-04-29
CS624782A2 (en) 1989-11-14
DE3239362C2 (de) 1986-11-06
HK82189A (en) 1989-10-27
NL8220328A (nl) 1983-08-01
FI75247B (fi) 1988-01-29
FI75247C (fi) 1988-05-09
PT75455B (en) 1984-10-29
US4400719A (en) 1983-08-23
SE439716B (sv) 1985-06-24
SE8500735D0 (sv) 1985-02-15
PL238174A1 (en) 1983-05-09
ES525834A0 (es) 1984-12-01
DE3249724C2 (de) 1991-07-18
NL191550C (nl) 1995-09-04
KR890000981B1 (ko) 1989-04-15
GB8311282D0 (en) 1983-06-02
YU202982A (en) 1985-03-20
SE8302485D0 (sv) 1983-05-02
NL191550B (nl) 1995-05-01
WO1983000968A1 (en) 1983-03-17
ATA904682A (de) 1991-11-15
FR2515459B1 (fr) 1987-11-27
SE447323B (sv) 1986-11-03
AT394798B (de) 1992-06-25
ES515421A0 (es) 1983-12-16
KR840001982A (ko) 1984-06-07
BE894266A (fr) 1982-12-16

Similar Documents

Publication Publication Date Title
IT8223138A0 (it) Sistema visualizzatore per televisione, con riduzione dei fenomeni spurii, nella scansione di linea.
ES512304A0 (es) Sistema digital de representacion de imagenes.
ES512305A0 (es) Sistema digital para la representacion visual de imagenes.
AU562395B2 (en) Subscription television system
NL192176B (nl) Met interliniëringsvrije dubbelaftasting werkend televisietoestel.
AU8477182A (en) Video object inspection system
ES512306A0 (es) Sistema de representacion de imagenes por video.
DE3280338D1 (de) Fernsehempfaenger.
AU8841782A (en) Text processing system
ES514598A0 (es) Sistema de administracion parenteral.
DE3581916D1 (de) Hochaufloesungsfernsehsendesystem.
IT8521030A0 (it) Sistema di trasmissione per televisione.
ES532217A0 (es) Sistema de conexion de entrada para television, por lo menos, con dos caminos de entrada.
IT8224132A0 (it) Sistema per l'elaborazione disegnali televisivi digitali.
IT8420720A0 (it) Dispositivo per la visualizzazione di immagini televisive.
IT8321293A0 (it) Sistema per la visualizzazione di immagini televisive, ad autoconvergenza.
DE3280126D1 (de) Farbfernsehsystem.
DE3587110D1 (de) Videoanzeigesysteme.
IT8422424A0 (it) Sistema digitale per l'eliminazione di immagini fantasma.
IT8025721A0 (it) Sistema di codificazione video per lettere.
IT8222955A0 (it) Impianto di trasmissione video per veicoli da trasporto.
IT8220418A0 (it) Dispositivo di orientamento perschermovideo.
IT8520019A0 (it) Sistema di memoria per segnali video con memoria ridotta.
ATE25908T1 (de) Abonnement-fernsehsystem.
AU538996B2 (en) Video inspection system

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970926