Panasonic AV-HS400AN Operating Instructions Manual

Also see for AVHS400AN - MULTI-FORMAT LIVE SWITCHER: Operating instructions

Contents

Panasonic AV-HS400AN Operating Instructions Manual Manual pdf 119 page image

119Appendix (glossary)Defined below are the terms used in this manual.Word ExplanationAB Bus system A bus control mode. By executing a transition, the A bus and B bus signalsare output to the program images alternately.Ancillary Data The auxiliary data other than the video signals which is transmitted insidethe data stream of the video serial interface. The data superimposed on thevertical blanking period is referred to as the V ancillary data (VANC).Aspect ratio The ratio between the horizontal and vertical dimensions of an image orscreen.It is 16:9 for the HD format and 4:3 for the SD format.AUX[Auxiliary Bus]A spare bus which can be switched by signals other than the main lineoutput signals.AVDL[Automatic Video Delayline]A function to automatically adjust the input image signal phase to thehorizontal synchronization reference signal phase.BB[Black burst]The black burst signal. A full-screen black level composite signal which isused as the reference signal for gen-lock.Border The area or margin that is added to the edge of a wipe or key.Its width and color can be adjusted. The defocusing of the area around aborder is referred to as the soft effect.Chroma key This refers to the function for creating the key signals based on the colorinformation of the video signals and combining the keys.Clip The threshold level of the luminance when key signals are created from akey source.Color Background The signals which are output from the internal color generator and used asthe background image.Cut This refers to the effect where the display is instantly switched to the nextimage.Density A parameter which is used to adjust the density of the key signals.Dot by Dot This treats images as actual size (1) images. With PinP, it allows SDimages to be combined with HD images with no accompanying deteriorationin the images themselves.Down Converter This is the function that converts material in the HD format into the SDformat.DSK [Downstream Key] This refers to the key combination process which is performed at the end ofthe mix effect. The key is always combined with the foremost image.DVE [Digital Video Effect] This refers to the transition patterns accompanying size reductions or slideeffects.DVI[Digital Visual Interface]A digital video interface standard.DVI-I can handle both digital signals and analog signals.Embedded Audio This refers to the audio data packets which are transferred inside the datastream of the video serial interface.Flip Flop system(PGM/PST system)A bus control mode. The signals selected by the program bus are alwaysoutput as the program images. By executing a transition, the program busand preset bus signals are switched over.Flying Key This function uses DVE effects to move, expand or reduce key signals.

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