Telephonic communications – Supervisory or control line signaling – Substation originated
Reexamination Certificate
2006-09-19
2006-09-19
Escalante, Ovidio (Department: 2614)
Telephonic communications
Supervisory or control line signaling
Substation originated
C379S353000, C379S361000, C379S362000
Reexamination Certificate
active
07110530
ABSTRACT:
A present invention comprises a device and method for monitoring dial pulse (DP) signals on a line and recognizing a digit pattern comprising at least one digit on the line. In response to the recognized digit pattern, the invention determines when to initiate transmission of DTMF signals corresponding to dialed DP digits and initiates the transmission of DTMF signals at the determined point in time, which may be immediately or after a predetermined number of dialed digits or after a predetermined dialed number.
REFERENCES:
patent: 4066846 (1978-01-01), Champan et al.
patent: 4119810 (1978-10-01), Marin et al.
patent: 4215246 (1980-07-01), Sawyer
patent: 4233475 (1980-11-01), Roche
patent: 4731826 (1988-03-01), Daie
patent: 4868873 (1989-09-01), Kamil
patent: 4930153 (1990-05-01), Hagedorn
patent: 4947423 (1990-08-01), Watanabe
patent: 5010569 (1991-04-01), Katagawa
patent: 5208848 (1993-05-01), Pula
patent: 5369697 (1994-11-01), Murray et al.
patent: 5638437 (1997-06-01), Bettan et al.
patent: 5784437 (1998-07-01), Martinez et al.
patent: 2002/0086636 (2002-07-01), Tracy et al.
patent: 61-187456 (1986-08-01), None
patent: 1068170 (1989-03-01), None
patent: 1173950 (1989-07-01), None
patent: 1248854 (1989-10-01), None
patent: 1256260 (1989-10-01), None
patent: 1261056 (1989-10-01), None
patent: 2021761 (1990-01-01), None
patent: 4211553 (1992-08-01), None
patent: 4326248 (1992-11-01), None
patent: 7154463 (1995-06-01), None
patent: 9181812 (1997-07-01), None
patent: WO 94/10808 (1994-05-01), None
patent: WO 97/12361 (1997-04-01), None
“Pulse to Tone Conversion” by John Jainschigg; Teleconnect Oct. 1996; pp. 92-96.
Barnes Mel
Escalante Ovidio
Manelli Denison & Selter PLLC
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