US PATENT SUBCLASS 348 / 443
.~ Involving both line number and field rate conversion (e.g., PAL to NTSC)

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


348 /   HD   TELEVISION

441  DF  FORMAT CONVERSION {9}
443.~ Involving both line number and field rate conversion (e.g., PAL to NTSC) {1}
444  DF  .~.~> Specified chrominance signal

DEFINITION

Classification: 348/443

Involving both line number and field rate conversion (e.g., PAL to NTSC):

(under subclass 441) Subject matter wherein the conversion from the first signal to second signal changes both the number of lines per field and the number of fields per second.