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Automatic PABX Call by Name Directory

IP.com Disclosure Number: IPCOM000045646D
Original Publication Date: 1983-Apr-01
Included in the Prior Art Database: 2005-Feb-07
Document File: 1 page(s) / 12K

Publishing Venue

IBM

Related People

Durand, A: AUTHOR

Abstract

This article describes an automatic call-by-name directory system which frees the users of a Private Automatic Branch Exchange (PABX) from the constraints of using a printed directory. The system permits any user to address the called party by using the letter to digit correspondence of the telephone set dial or numbering keyboard.

This text was extracted from a PDF file.
This is the abbreviated version, containing approximately 68% of the total text.

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Automatic PABX Call by Name Directory

This article describes an automatic call-by-name directory system which frees the users of a Private Automatic Branch Exchange (PABX) from the constraints of using a printed directory. The system permits any user to address the called party by using the letter to digit correspondence of the telephone set dial or numbering keyboard.

The call-by-name system is attached to the PABX through the extension lines. Each system port is provided with flashing and dialling capabilities and can provide a synthesized voice output. The caller has access to the call by name system either by a directory number, a short code, or is automatically connected to it, if he has entered no digit before three seconds have elapsed. If no port is available, the caller receives the busy tone. If the port is available, the caller receives the following message: "Enter name". The caller enters the name of the called party using the numbering keyboard and the letter to digit correspondence of the numbering keyboard: 2 = ABC 3 = DEF 4 = GHI 5 = JKL 6 = MNO 7 = PRS 8 = TUV 9 = WXY.

The system will probably recognize the called party after three or four digits.

If the called party is unique, the system plays out the first and last names, and then announces "Transfer" to allow hang-up if the played-out name is not that expected. If the name is correct, the system performs the transfer as any extension does. If the called party is free, the transfer will be eff...