Taiwan-based backlight unit (BLU) makers Coretronic, Forhouse, Kenmos Technology and Taiwan Nano Electro-Optical Technology have all seen on-month growth in their April revenues.

Coretronic has posted consolidated revenues of NT$8.37 billion (US$263.43 million) for April, up 13.14% sequentially and 42.36% on year. Consolidated revenues for the first four months of 2010 totaled NT$29.6 billion, up 54.11% on year.

BLU shipments were about 6.9 million units in April, and consolidated revenues from BLUs reached NT$5.51 billion, increasing 29% sequentially and 52% on year. The BLU revenue growth was mainly driven by shipments for LED-backlit TVs and monitors, which increased by 16% and 118% on month, respectively.

TV BLU shipments totaled 1.08 million units, of which 18% were LED models. Monitor BLU shipments came to 3.2 million units, with LED models accounting for 25%. Shipments of notebook BLUs reached 2.54 million units, 86% of which were LED models, according to the company.

Coretronic's front projector shipments in April amounted to 142,000 units, generating revenues of NT$2 billion, which was down 5% sequentially. Projector shipments for January-April reached 459,000 units, increasing 89% on year.

For May, Coretronic expects projector shipments to drop slightly on month, and BLU shipments to continue to grow.

Forhouse has reported April consolidated revenues of NT$2.18 billion, an increase of 22.36% sequentially and 26.48% on year. Consolidated revenues for January-April totaled NT$7.64 billion, up 63.33% on year.

Kenmos' April consolidated revenues increased 10.48% sequentially and 45.42% on year to NT$733.37 million. Consolidated revenues for January-April were NT$2.72 billion, up 57.92% on year.

Taiwan Nano's April consolidated revenues increased 0.48% sequentially and 30.84% on year to NT$506.86 million. Consolidated revenues for January-April totaled NT$1.9 billion, up 71.42% on year.