NODDS system at a glance

Compression is to reduce communication time

CSPD client is also a part of TESS(3) Remote Workstation. Link for more information.

When the client receives the reply, it unpacks and preprocess it. At this time, the client runs the image decompressor, which decodes the received binary file into a PGM file. The latter is used by a display module to show the picture, and, possibly, lay temperature, pressure, etc isoplots and other information over the satellite picture.

We wrote image display and image decoders
CSPD viewer has been using ADCT compressed images. Now it can handle wavelet compression