Coded data generation or conversion – Analog to or from digital conversion – Digital to analog conversion
Patent
1988-10-27
1990-01-30
Shoop, Jr., William M.
Coded data generation or conversion
Analog to or from digital conversion
Digital to analog conversion
H03M 166
Patent
active
048976547
ABSTRACT:
A continuous analog signal is produced by successively generating digital data V.sub.K (K=. . . , -4, -3, -2, -1, 0, 1, 2, 3, . . . ) every predetermined sampling period T, repeatedly generating, successively at a period 3T, signals .phi.(t+T), .phi.(t), .phi.(t-T), where a unit pulse response signal .psi.(t) is expressed by
REFERENCES:
patent: 3480767 (1969-11-01), Howe
patent: 3794995 (1974-02-01), Thompson
patent: 4021648 (1977-05-01), Sakata
patent: 4068178 (1978-01-01), Tunzi
Mori Ryoichi
Toraichi Kazuo
Logan Sharon D.
Shoop Jr. William M.
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