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Thermo-Balanced Writing

Thermo-Balanced Writing

Thermo Balanced Writing

f o r   o p t i m a l   r e c o r d i n g

62200223-TBW  21-02-2001  16:15  Pagina 2

Содержание Compact Disc Recordable

Страница 1: ...Thermo BalancedWriting Thermo BalancedWriting Thermo Balanced Writing f o r o p t i m a l r e c o r d i n g ...

Страница 2: ...nt and growth of this versatile storage medium Unfortunately some CD R discs available in the market do not match up in the basic technical parameters of the standards established in the Orange Book Production facilities and quality control may be inadequate and infrequently sub standard materials are used or dye layers are insufficiently and uniformly deposited on the substrate There can be patch...

Страница 3: ... more importantly severe End user disappointment Fig 1 Thermo BalancedWriting Typical Heat Profile during CD R write phase Goal ofTBW is to ensure a correctly balanced heat profile during this phase Fig 2 Thermo BalancedWriting Pit Land Cross section A build up ofThermal cross talk during successive burns creates pits with variable dimensions and the possibility of errors when data is read back te...

Страница 4: ...pletely different recording methodology TBW allows many discs of lower quality to be used without anxiety and with the assurance that the drive will automatically determine the integrity of the recording layer then automatically select the correct burn conditions and associate these always with the optimal appropriate recording speed to ensure compatibility The process is similar to the way in whi...

Страница 5: ...ions End users may notice that recording takes place slower or faster than expected e g compared to the information on the disc packaging but they should almost never see a wasted disc resulting from a recording failure due to this type of problem As expected end users are informed via the application of the new selected recording speed In other words theTBW intelligent drive can calibrate itself ...

Страница 6: ...ips is a powerful new feature that adds significant End user benefit End user confidence in recording CD R discs is assured by a state of the art drive that can create recordings on previously questionable discs Data integrity is assured by physically testing each disc and then tuning the output of the recording laser and choosing the recording speed to suit each individual disc Even if the drive ...

Страница 7: ...The Netherlands www components philips com 2001 Royal Philips Electronics N V All rights reserved Specifications are subject to change without prior notice Reproduction in whole or part is prohibited without written consent of the copywright owner 3104 145 550 901 Printed inThe Netherlands 2 01 ...

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