Twenty Thousand Hertz

Leaky Pipeline: The fight that revolutionized cinema sound

May 26, 2021
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ANECDOTE

LC Concept's Breakthrough System

  • Elizabeth Löchen and Pascal Shedeville created LC Concept's system to sync digital audio with film using timecodes and buffer memory.
  • The buffer memory ensured continuous audio without lag, solving synchronization issues in theaters.
ANECDOTE

Early Film Digital Sound Usage

  • LC Concept's system was used on major French films like Cyrano de Bergerac and Basic Instinct.
  • Meanwhile, Dolby debuted their own digital audio directly on film in the US with Batman Returns.
ANECDOTE

Patent Battle Against DTS

  • DTS used technology nearly identical to LC Concept's patented system, sparking a legal battle.
  • Elizabeth Löchen personally fought against DTS and sought Steven Spielberg's help to protect her patent.
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