Abstract
This section considers vacuum fluorescent display (VFD) technology which produces high brightness illumination using the principal of a triode vacuum tube in conjunction with a phosphor-coated anode.
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Abbreviations
- CIG:
-
Chip in glass
- eb:
-
Anode voltage
- ec:
-
Grid voltage
- ebc:
-
Common grid/anode voltage
- Ebco:
-
Anode cutoff voltage
- Ecco:
-
Grid cutoff voltage
- Ef:
-
Cathode filament heating voltage
- Ek:
-
Filament bias voltage
- ITO:
-
Indium tin oxide
- POC:
-
Phosphor on chip
Active matrix
- VFD:
-
Vacuum fluorescent display
References
Hamada T, Kitagawa K, Toki H (2004) Cadmium free phosphor for VFD. US Patent 6,690,119
Iwase H et al (1995) VFD for head up display with luminance of 35,000 cd/m2. SAE, Warren Dale
Kubota S, Yamane H et al (2005) Substituting sulphide phosphors in VFD. JP Patent 2,005,008,674
Maeda T et al (2007) Increasing phosphor area in VFD. US Patent 7,262,549
Mizohata T, Hiraga M (2006) Multiplex anode matrix VFD. US Patent 7,071,903
Oshima H (2003) Zn2GeO4 cadmium free phosphor for VFD. JP Patent 2,003,336,060
Uemura S, Yotani J et al (2003) VFD with field emission source. US Patent 6,624,566
Further Reading
Application notes. www.noritake-itron.com
Blankenbach K, Gassler G, Koops HWP (2008) Vacuum displays. In: Eichmeier JA, Thumm MK (eds) Vacuum electronics: components and devices. Springer, Berlin
Kamikubo H (1992) ZnO: Zn phosphor with tungsten oxide powder. US Patent 5,128,063
Ogawa Y, Ishikawa K et al (2003) Double faced VFD driving method. US Patent 6,611,094
Acknowledgments
The author wishes to thank Tadami Maeda of Noritake Itron for helpful discussion.
Images supplied are courtesy of K. Kinoshita, Director, Noritake Itron Corporation.
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Stubbings, A. (2016). Vacuum Fluorescent Displays (VFDs). In: Chen, J., Cranton, W., Fihn, M. (eds) Handbook of Visual Display Technology. Springer, Cham. https://doi.org/10.1007/978-3-319-14346-0_71
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DOI: https://doi.org/10.1007/978-3-319-14346-0_71
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