Title:
CATV CONVERTER WITH TELEPHONE
Document Type and Number:
Japanese Patent JPS62166678
Kind Code:
A
Abstract:
PURPOSE:To improve operability and reduce cost by controlling a telephone function section or a CATV converter section using ten key for telephone set or for television channel selection according to selection of a switching means. CONSTITUTION:When a selector switch 8 is made to open state, a microcomputer 9 recognizes selection of numerals of ten key 7 as a telephone number. When a telephone number is inputted by ten key, a selector switch 1 connects a telephone circuit to terminals 1a, 1b for speaking, and inputted telephone number is designated by an LSI3 and transmitted through a hybrid circuit 2 and a speaking switch 1. Incoming is detected by a 16Hz circuit 4, and incoming tone is given controlling a speaker 6 by the microcomputer 9. On the other hand, when the selector switch 8 is made to closed state, the A terminal of the microcomputer 9 becomes grounded state, and selection of numerals of ten key 7 is recognized as for channel selection of television, and television channel of CATV converter section 5 and broadcast of desired channel can be viewed.
Inventors:
ENDO YASUMASA
Application Number:
JP921786A
Publication Date:
July 23, 1987
Filing Date:
January 20, 1986
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
H04N7/10; H03J5/00; H04B1/16; H04M1/23; (IPC1-7): H03J5/00; H04B1/16; H04M1/23; H04N7/10
Attorney, Agent or Firm:
Toshio Nakao