Busy lamp field system for remote telephones and method for the same
First Claim
1. A busy lamp field system for remote telephones, comprising:
- a plurality of switchboard systems, each switchboard system comprising;
a private branch exchange (PBX) connected to the internet; and
at least a telephone connected to the private branch exchange, the telephone housing having at least a busy lamp field (BLF) key set to associate with corresponding phone number of a remote telephone, wherein the remote telephone is a telephone of another switchboard system;
an extensible markup language (XML) server connected to each switchboard system via the internet and having an up-to-time table used for storing phone status of each telephone in each switchboard system;
wherein each telephone is connected, directly without being through the PBX, to the XML server via the internet and periodically uploads to and stores local phone status in the up-to-time table, and each telephone retrieves the phone status of the remote telephone corresponding to the BLF key from the up-to-time table and displays the phone status via the BLF key, andwherein a phone number corresponding to the remote telephone is set to associate with the BLF key of the telephone and when the BLF key is pressed and the remote telephone is on idle status, the telephone autodials to the remote telephone.
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Accused Products
Abstract
A busy lamp field (BLF) system for remote telephones and a method for the same are disclosed. The busy lamp field system for remote telephones mainly has a plurality of switchboard systems and a XML server interconnected via the internet. Each switchboard system has a PBX and at least a telephone. Each telephone is connected to the XML server via internet and periodically uploads local phone status. The BLF key of each telephone is set to associate with a corresponding specific remote telephone by a subscriber of each telephone. Each telephone periodically retrieves the phone status of the corresponding remote telephone from the XML server displayed on the BLF key of the local telephone. Thus, a subscriber monitors status of a remote telephone and dials out via each PBX in addition to extension telephone of the local switchboard system.
12 Citations
7 Claims
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1. A busy lamp field system for remote telephones, comprising:
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a plurality of switchboard systems, each switchboard system comprising; a private branch exchange (PBX) connected to the internet; and at least a telephone connected to the private branch exchange, the telephone housing having at least a busy lamp field (BLF) key set to associate with corresponding phone number of a remote telephone, wherein the remote telephone is a telephone of another switchboard system; an extensible markup language (XML) server connected to each switchboard system via the internet and having an up-to-time table used for storing phone status of each telephone in each switchboard system; wherein each telephone is connected, directly without being through the PBX, to the XML server via the internet and periodically uploads to and stores local phone status in the up-to-time table, and each telephone retrieves the phone status of the remote telephone corresponding to the BLF key from the up-to-time table and displays the phone status via the BLF key, and wherein a phone number corresponding to the remote telephone is set to associate with the BLF key of the telephone and when the BLF key is pressed and the remote telephone is on idle status, the telephone autodials to the remote telephone. - View Dependent Claims (2, 3)
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4. A method for remote telephones having busy lamp field used among a plurality of switchboard systems, wherein each switchboard system respectively having at least a telephone, the method for remote telephones having busy lamp field comprising:
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a) setting a busy lamp field (BLF) key of the telephone set to associate with corresponding phone number of a remote telephone, wherein the remote telephone is a telephone in another switchboard system; b) connecting each telephone directly, without being through the PBX, to an extensible markup language (XML) server via the internet, wherein a phone number corresponding to the remote telephone is set to associate with the BLF key of the telephone and when the BLF key is ressed and the remote tele shone is on idle status the tele shone autodials to the remote telephone; c) retrieving the phone status of the remote telephone in the XML server periodically; and d) displaying phone status of the remote telephone via the BLF key of the telephone. - View Dependent Claims (5, 6, 7)
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Specification