Communications: electrical – Audible indication – Percussion-type sound producer
Patent
1980-05-16
1982-06-29
Miller, Charles D.
Communications: electrical
Audible indication
Percussion-type sound producer
H03K 1302
Patent
active
043374590
ABSTRACT:
A digital-to-analog converter of the capacitive voltage divider type, which comprises an output conductor, a ground conductor, a power source conductor, an array of capacitors and an array of switches connected between said output conductor and either the ground conductor or the power source conductor, and which provides a high impedance element connected between said output conductor and the ground conductor.
REFERENCES:
Albarran, "IEEE Journal of Solid-State Circuits", vol. SC-11, No. 5, Dec. 1976, pp. 772-779.
Ohhata Michinobu
Takahasi Masauki
Tanaka Hisami
Yamasawa Masao
Fujitsu Limited
Miller Charles D.
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