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A 1/2 inch 1.3 M-pixel progressive-scan IT-CCD for still and motion picture applications
For still pictures, the sensor provides high-resolution color signals in a 15 frame/s 1050-line progressive mode. For motion pictures, it provides wide-dynamic range color signals in a 30 frame/sExpand
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[DNA double-strand break repair and radiation effects].
  • H. Utsumi
  • Medicine, Biology
  • Tanpakushitsu kakusan koso. Protein, nucleic acid…
  • 1 June 2001
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A 30 frame/s 2/3 inch 1.3M pixel progressive scan IT-CCD image sensor
For multimedia applications, 30Frame/s 2/3 inch 1.3M pixel progressive scan interline-transfer CCD (IT-CCD) image sensor employs an optimized well for the horizontal CCD (H-CCD) and a wide bandwidthExpand
  • 7
A Ku-band 100 W power amplifier under CW operation utilizing 0.15 µm GaN HEMT technology
In Japan, test satellite broadcasting of UHDTV started in August 2016 and practical broadcasting will begin in 2018. The test broadcasting is being provided in Ku-band (11.7 to 12.75 GHz) with aExpand
  • 4
Ku-band 20-W gaAs PHEMT high-power amplifiers using power splitting and combining circuits with asymmetric structure
Power splitting and combining circuits with asymmetric structure characterized by unequal linewidths of split lines and a splitting point shifted from the center have been developed. Amplitude andExpand
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120-W Ku-Band GaN SSPA with Diode Linearizer for Future Broadcasting Satellites
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120-W Ku-Band GaN SSPA with Diode Linearizer for Future Broadcasting Satellite
In December 2018, satellite broadcasting of ultrahigh definition television will begin in Japan. The broadcasting will be provided with an amplitude and phase shift keying (APSK) modulation scheme.Expand
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16APSK transmission experiments over 12GHz-band satellite with 100W class GaN power amplifier
Test satellite broadcastings for 4K/8K modulated by 16ASPK were launched in August 2016. The 16APSK transmission system requires higher linearity than the current one. We have developed an on-boardExpand
  • 2
[Mechanism of photodynamic cytotoxicity of mammalian cells].
  • Hiromitsu Utsumi
  • Biology, Medicine
  • Tanpakushitsu kakusan koso. Protein, nucleic acid…
  • 1 December 1988