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Sony RDR-GX7 Technical Notes

Sony rdr-gx7: reference guide
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DVD Recorder
RDR-GX7
Technical Notes

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Summary of Contents for Sony RDR-GX7

  • Page 1 DVD Recorder RDR-GX7 Technical Notes...
  • Page 3 Primary recording formats of recordable DVD video recording MPEG-2 audio recording Dolby Digital High quality digital recording of Linear PCM audio and video MPEG audio High data capacity of DVD 4.7 Gbytes per DVD CD 640 MB 7 Enjoying various sources conveniently on DVD Digital Video Oh, let’s watch from this scene...
  • Page 4 History of Recordable DVD DVD-R DVD-RW DVD+RW DVD+R DVD-RAM Note: The issue dates of the documents listed above are from the original versions of the copyright owners. However, the DVD+RW 3.0 Gbyte and 6.0 Gbyte versions only are ISO/IEC 16969:1999. 1997 1998 1999...
  • Page 5 The three format layers of DVD Application format (language) Logical format (lines on the paper) Physical format (the paper itself) Causing chemical change in organic dyes on recordable discs During recording Optical pickup Comparison of laser output Laser Recording layer Reflecting layer Playback Recording During playback...
  • Page 6 Basic physical construction of a recordable DVD disc Differences in physical construction DVD-ROM Track pitch: 0.74 m "Track pitch is the same, which means high compatibility with DVD players" Wobble Land Groove Wobbled Groove DVD-RW/-R DVD+RW/+R land pre-pits (LPP) Track pitch: 0.74 m Track pitch: 0.74 m...
  • Page 9 At present, these are the physical, logical and application combinations mainly used in home-use DVD recorders. Ordinary name DVD-Video Format name Number of recording cycles Recording material Single side Single layer: Capacity (12 cm disc) Single side Dual layer: Playback laser wavelength 645 - 655 nm Recording laser wavelength Lens aperture value (NA value)

  • Page 10: Recordable Discs

    The Dual RW Compatible logo Recordable discs (Recordable discs are 12 cm only.) Disc types Application Format DVD-RW DVD Video Recording Format (VR mode) Ver. 1.1 Ver. 1.1 with CPRM DVD-Video Format (Video mode) DVD+RW DVD+RW Video Format DVD-R Ver. 2.0 DVD-Video Format *1 "DVD-RW","DVD+RW",and"DVD-R"...

  • Page 11: Playable Discs

    Playable discs Playable discs are available in 12 cm and 8 cm sizes. ) Disc types DVD VIDEO DVD-RW Ver. 1.0 Ver. 1.1 Ver. 1.1 with CPRM DVD+RW DVD-R DVD+R Music CD CD-R/CD-RW (Music CD format only) *1 "DVD VIDEO","DVD-RW","DVD+R","DVD+RW",and"DVD-R" are trademarks.

  • Page 13: Product Summary

    Now you can make your own DVD recordings at home In the six years since the release of Sony's first DVD player, the DVP-S7000, Sony has continued to perfect the quality and performance of its players. Now Sony is pleased to announce the introduction of its first DVD recorder, the RDR-GX7.

  • Page 14: One Touch Dubbing

    VIDEO RDR-GX7 Camcorder Controlling How to perform One Touch Dubbing One Touch Dubbing "One push" is all you have to do! Absolutely easy dubbing to capture the whole content from a tape into a DVD...
  • Page 15 Auto Scene Chaptering Create chapters automatically adapted to shooting points by the camcorder Rec Start Rec Stop Rec Start 2002/01.Apr 2002/01.Apr PM02:18 PM04:40 Rec Stop Rec Start Rec Stop Rec Start 2002/01.Apr 2002/03.Jul PM06:35 AM11:32 Rec Stop Rec Start 2002/04.Jul PM03:02 DVD-RW (VR mode) only Dubbing...

  • Page 16: Program Edit

    Record directly only necessary scenes from a tape into a disc as you choose Scene1 2. Create Edit Program before recording Scene2 Scene3 DV (D8) i.LINK Control Master tape AV Signal 3. Start Dubbing Full Automatic Dubbing by Edit Program Edit Program Scene3 Scene2 Scene1 VIDEO RDR-GX7...

  • Page 17: Advanced Program Edit

    How to perform Advanced Program Edit Advanced Program Edit - Edit freely with Non-linear Editing - Make as many copies of the edited disc as you like - Maintain picture quality by dubbing directly from DV 1. Whole dubbing Auto Scene Chaptering Control 3.
  • Page 18 Title List – on-screen display of content recorded on the DVD Title List GUI screen (Normal) Title List GUI screen (Zoom)
  • Page 19 How to perform Original editing Title 1 "Football game" Original data Delete whole title Edit Original data How to perform Playlist editing You can enjoy editing contents without changing the original data. Title 1 "Football game" Original data Pick-up Only necessary scenes Playlist "Memorable Goal Scenes"...

  • Page 20: Recording Types

    Recording Types TAPE MODEL unwanted content New Recording Start DISC MODEL Type 1 Record from inner blank areas blank area (non-overwriting) (DVD-RW) Start Type 2 blank area Record only on largest blank area (non-overwriting) DVD-Video Compatible (DVD-RW/+RW) Start Type 3 Record on only outer blank area DVD-Video Compatible...
  • Page 21 High performance at each operation stage Broadcast Pre Process noise Original Source Pre Process Input signal Output signal Multi-stage processing during both input and output assures high image quality Tuner Video In Video Progressive Video Out Encoder Circuit Encoding VBR Enc Post Process NSV DAC etc.
  • Page 23 VBR compression using Sony's original algorithms Bit rate The rate of compression is varied depending...
  • Page 24 Simplified Represenation of Pixel-by-Pixel Active I/P Conversion Operation Still processing Moving processing Still Part Moving Still area processing Moving area processing Past field Past field Current field Current field...
  • Page 25 108 MHz sampling enables improved noise reduction for better image quality Sampling at 27 MHz Loss Analog Filter Video Aliasing Signal Noise 27 MHz Including Noise Sampling at 108 MHz Video Signal Super Sub Alias Filter Aliasing Aliasing Aliasing Noise Noise Noise 54 MHz...
  • Page 26 The Theory of Motion Adaptive Block Noise Compensation Block diagram Video input MC residual movement vector Operation theory Video output Block noise Compensator detection output Detecting the degree of encoding difficulty Block noise Compensation Block border Block border Before compensation Amplitude After compensation The Theory of Motion Adaptive...
  • Page 27 Thus, to achieve the best possible playback condition, comprehensive picture adjustments may be required. For this reason the RDR-GX7 is equipped with a video equalizer which enables on-screen adjustment of parameters while the recording is viewed, with control through a menu on the GUI display.
  • Page 28 The new A/D converter RDR-GX7 Ordinary components VIDEO Audio In Audio In SELECTOR FILTER/GAIN A/D CONVERTER A/D CONVERTER...

  • Page 29: System Menu

    Examples of operation dialogs Examples of Tools and Sub menu screens, and operation buttons Tools menu Sub menu (enter) System Menu screen, and operation buttons System Menu Access to various functions, such as DV-Edit and Setup...
  • Page 30 Zoned buttons on the Remote Commander GUI operation section Jog Stick Disc transport control section...
  • Page 31 Discrete optical pickup systems for DVD and CD The Dual Drive Disc Mechanism CD PDIC in the RDR-GX7 Beam splitter Objective lens CD laser anamorphic prism Beam splitter DVD PDIC DVD laser Beam shape changed by the anamorphic prism Input beam shape...
  • Page 33 Specifications RDR-GX7 Color system Recording NTSC Playback NTSC Recording Recordable Format Disc Type Recording Format DVD-RW Ver1.1 DVD Video Recording Format (VR mode) Ver1.1 with CPRM DVD Video Format (Video mode) DVD+RW DVD+RW Video Format DVD-R Ver2.0 DVD Video Format...
  • Page 34 Rear panel view Specifications, photos and related data are intended for design purposes and may be different from those of the actual product. ©2003 Sony Electronics Inc. All rights reserved. Reproduction in whole or in part without written permission is prohibited.

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