Complex sentence: KFOR-TV's digital signal remained on its pre-transition UHF channel 29, using PSIP to display the station's virtual channel as its former VHF analog channel 4.
Split into simpler sentences: KFOR-TV's digital signal remained on its pre-transition UHF channel 29. Through the use of PSIP, digital television receivers display the station's virtual channel as its former VHF analog channel 4.