IEC 60461 : 4.0
IEC 60461 : 4.0
TIME AND CONTROL CODE
International Electrotechnical Committee
TIME AND CONTROL CODE
International Electrotechnical Committee
FOREWORD<br>INTRODUCTION<br>1 Scope<br>2 Normative references<br>3 Terms, definitions and reserved<br>4 Time representation in 30 frames per second and 60 <br> frames per second systems<br>5 Time representation in 25 frames per second and 50 <br> frames per second systems<br>6 Time representation in 24-frame systems<br>7 Structure of the time address and control bits<br>8 Linear time code application<br>9 Vertical interval application - Analogue television <br> systems<br>10 Relationship between LTC and VITC<br>11 Progressive systems with frame rates greater than 30 <br> frames per second<br>Annex A (informative) - Explanatory notes <br>Annex B (informative) - Converting time codes when converting <br> video from 24 fps television systems<br>Bibliography
Describes a time address, binary groups, and flag bit structure. It also describes a binary group flag assignment, a linear time code transport, and a vertical interval time code transport.
Document Type | Standard |
Status | Current |
Publisher | International Electrotechnical Committee |
Committee | TC 100 |