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Autor:
H. Harasaki
Publikováno v:
IEEE Solid-State Circuits Magazine. 9:30-34
Video signals can be processed by homogeneous multiple digital signal processors (DSPs) using the overlap-save method. The target application of the video signal processor (VSP) was video phones and video conferencing, along with the development of I
Publikováno v:
IEEE Transactions on Circuits and Systems for Video Technology. 1:35-41
A programmable real-time high-definition television (HDTV) signal processor (HD-VSP) has been developed. For conventional TV signals, a previously reported video signal processor (VSP) has introduced flexible software control capability based on subr
Autor:
H. Harasaki
Publikováno v:
Proceedings of the 17th Southern Biomedical Engineering Conference.
Publikováno v:
Proceedings of the Seventh Workshop on Multidimensional Signal Processing.
Publikováno v:
ICASSP
A real-time video signal processor (VSP), suitable for VLSI implementation, is proposed. In order to obtain software controllability for video signal processing in a real-time environment, the VSP employs a multiprocessor configuration, where a plura
Autor:
I. Tamitani, H. Harasaki, N. Suzuki, Takao Nishitani, Masakazu Yamashina, Y. Endo, T. Enomoto
Publikováno v:
ICASSP
Two important functional LSIs for the realtime Video Signal Processor (VSP) have been developed. One is the Pipelined Arithmetic Unit (PAU) and the other is the Address Generation Unit (AGU). The PAU chip employs a flexible pipelined architecture opt
Autor:
I. Tamitani, M. Sato, T. Kunio, K. Kikuchi, H. Harasaki, T. Enomoto, Takao Nishitani, Masakazu Yamashina
Publikováno v:
1987 IEEE International Solid-State Circuits Conference. Digest of Technical Papers.
A signal processor employing a 3-stage pipelined architecture for efficient realtime video operations, such as edge filtering, motion picture coding and motion compensation, will be reported. Chip incorporates a peak value detector allowing high-spee
Publikováno v:
Proceedings of the First Joint BMES/EMBS Conference. 1999 IEEE Engineering in Medicine and Biology 21st Annual Conference and the 1999 Annual Fall Meeting of the Biomedical Engineering Society (Cat. No.99CH37015).
Experiments in which heated disks were implanted in the thorax for up to seven weeks provide the basis for estimating perfusion from chronic heat on lung and muscle tissue. The effect of tissue type and heating duration on perfusion were examined to
Publikováno v:
ICIP (3)
This paper describes theoretical background of a mean absolute error (MAE) approximation method which was adopted as a half-pel motion estimation method in our real-time MPEG-2 codec VisuaLink 7000. We also propose an improved MAE approximation metho