Miscellaneous active electrical nonlinear devices – circuits – and – Signal converting – shaping – or generating – Phase shift by less than period of input
Patent
1998-01-12
2000-05-02
Le, Dinh T.
Miscellaneous active electrical nonlinear devices, circuits, and
Signal converting, shaping, or generating
Phase shift by less than period of input
231552, 231557, H03H 300
Patent
active
060577231
ABSTRACT:
By disposing the first filter circuit and the second filter circuit whose connection structures are the same and whose element values are different on an integrated circuit, a phase shifter with output signals whose frequency characteristics and errors of phase shift characteristics equally vary can be accomplished.
REFERENCES:
patent: 4459542 (1984-07-01), Terrier et al.
patent: 5519349 (1996-05-01), Nakahara
Johnson et al. "A Handbook of Active Filters", pp. 110-113, 1980.
Tanimoto Hiroshi
Yamaji Takafumi
Kabushiki Kaisha Toshiba
Le Dinh T.
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