CALL CONTROLLER INCLUDING OUTSIDE LINE CALL ORIGINATION FUNCTION COOPERATED WITH OTHER CALL CONTROLLER

• Main Authors: OSHIMA RYOICHI, AIHARA KAZUYA
• Format: Patent
• Language: English; Japanese
• Published: 25.04.2016
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TELEPHONIC COMMUNICATION

PROBLEM TO BE SOLVED: To provide a call controller which transfers outside line call incoming from a number of unspecified persons to another call controller as a transfer call and further uses an outside line of the other call controller that is a transfer source of the transfer call when performin...