Switched surface acoustic wave apparatus for controlling cable t

Details Switched surface acoustic wave apparatus for controlling cable t Switched surface acoustic wave apparatus for controlling cable t

1984-06-06

1986-04-29

George, Keith E.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358114, 455 4, 333193, H04N 710, H04N 716, H03H 972

Patent

active

045860777

ABSTRACT:
A multichannel surface acoustic wave device is employed to respond to remote channel actuation signals to control the cable television program signals delivered to a subscriber premise.

REFERENCES:
patent: 3831116 (1974-08-01), Davis, Jr. et al.
patent: 3836876 (1974-09-01), Marshall et al.
patent: 3855556 (1974-12-01), Hartmann
patent: 3858118 (1974-12-01), Daniel
patent: 4078186 (1978-03-01), Folen et al.
patent: 4152679 (1979-05-01), Chen
patent: 4451805 (1984-05-01), Ono et al.
patent: 4461032 (1984-07-01), Skerlos
Yoshida et al., "Frequency Dependence of the Interaction Between SAW and Ni Films", 1982 Ultrasonics Symposium, IEEE, pp. 1036-1039.
McAvoy et al., "Strain and Temperature Dependence of the Interaction Between SAW and Ni Films on LiNbO.sub.3 ", 1983 Ultrasonics Symposium, IEEE, pp. 1096-1099.

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