Static memory pulse transmitter

Details Static memory pulse transmitter Static memory pulse transmitter

1974-11-19

1976-04-27

Olms, Douglas W.

H04M 126

Patent

active

039536840

ABSTRACT:
A static memory pulse transmitter for storing coded call numbers and transmitting them on a telephone line including a memory, logic circuits for addressing a specified group of cells in the memory, a keyboard for inserting numbers and instructions, a first counter to accumulate a count for each member insulated on the keyboard to be stored, a second counter incremented at a "dial pulse" rate for numbers to be read out onto the telephone line, and a comparison logic circuit for preventing the rate of incrementing the second counter does not exceed the rate incrementing the first counter.

REFERENCES:
patent: 3787639 (1974-01-01), Battrick
patent: 3879584 (1975-04-01), McCabe et al.
patent: 3881070 (1975-04-01), McCabe et al.

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