US5086461A — Apparatus and method for providing existing 1ESS …

Claim 1

Independent Claim 351 words

Apparatus for upgrading existing 1ESS and 1AESS switching equipment, that normally connects a calling subscriber to a called subscriber through a switching system having a switching matrix, a system processor, a customer dial pulse receiver, and at least one non-SS7 trunk circuit, with the capability of controlling the connection, management and disconnection of incoming and outgoing telephone circuits on SS7 trunk circuits using a SS7 link and the SS7 protocol comprising: a switch command monitor coupled to the system processor for monitoring the status of a calling subscriber line and connection of the line through the switching matrix to the customer dial pulse receiver, a trunk circuit and other service circuits and formatting received information for processing in response to information relating thereto; a receiver module coupled to the switching system for receiving called number digits, identifying a specific call and the trunk circuit as SS7 or non-SS7, and generating a called number signal representing the called number associated with the specific call, and repeating the called number digits into the customer dial pulse receiver of the switching system for coupling a calling subscriber line to the identified trunk circuit; a trunk circuit interface coupled to predetermined ones of said SS7 trunk circuits and to said switching system for receiving the called number and generating a trunk circuit identification signal related to the specific call, said trunk circuit interface coupling the calling subscriber line to a selected SS7 trunk circuit to provide communication with a called subscriber; and processor means coupled to said switch command monitor for receiving information representing calling subscriber interconnections to said receiver module and to the trunk circuit for the specific call and generating the calling number for the specific call, said processor means also coupled to said receiver module for receiving a signal representing the called number associated with the specific call, and to said trunk circuit interface for receiving the trunk circuit identification signal for the specific call and transmitting the calling number, the called number, and the trunk circuit identification signal on the SS7 link to the switching equipment coupled to a called subscriber.

Claim 2

Dependent Claim 351 words

Apparatus for upgrading existing 1ESS and 1AESS switching equipment, that normally connects a calling subscriber to a called subscriber through a switching system having a switching matrix, a system processor, a customer dial pulse receiver, and at least one non-SS7 trunk circuit, with the capability of controlling the connection, management and disconnection of incoming and outgoing telephone circuits on SS7 trunk circuits using a SS7 link and the SS7 protocol comprising: a switch command monitor coupled to the system processor for monitoring the status of a calling subscriber line and connection of the line through the switching matrix to the customer dial pulse receiver, a trunk circuit and other service circuits and formatting received information for processing in response to information relating thereto; a receiver module coupled to the switching system for receiving called number digits, identifying a specific call and the trunk circuit as SS7 or non-SS7, and generating a called number signal representing the called number associated with the specific call, and repeating the called number digits into the customer dial pulse receiver of the switching system for coupling a calling subscriber line to the identified trunk circuit; a trunk circuit interface coupled to predetermined ones of said SS7 trunk circuits and to said switching system for receiving the called number and generating a trunk circuit identification signal related to the specific call, said trunk circuit interface coupling the calling subscriber line to a selected SS7 trunk circuit to provide communication with a called subscriber; and processor means coupled to said switch command monitor for receiving information representing calling subscriber interconnections to said receiver module and to the trunk circuit for the specific call and generating the calling number for the specific call, said processor means also coupled to said receiver module for receiving a signal representing the called number associated with the specific call, and to said trunk circuit interface for receiving the trunk circuit identification signal for the specific call and transmitting the calling number, the called number, and the trunk circuit identification signal on the SS7 link to the switching equipment coupled to a called subscriber.

Claim 3

Dependent Claim 104 words

Apparatus as in claim 1 wherein: said processor means further comprises means for receiving an incoming trunk circuit identification signal, and an incoming called number on the SS7 link from calling subscriber switching equipment; means for coupling an incoming called number signal and the incoming trunk circuit identification signal from said processor means to said trunk circuit interface; and said trunk circuit interface further comprising means for utilizing the incoming trunk circuit identification signal to couple the incoming called number and a SS7 trunk circuit to the trunk circuit of the called subscriber switching equipment to establish a communication link with the called subscriber.

Claim 4

Dependent Claim 117 words

Apparatus as in claim 1 wherein the existing switching equipment further includes central pulse distributors and a switch controller and wherein said switch command monitor includes: central office bus means coupled to the central pulse distributors, the switch controller and the system processor for monitoring commands and messages recognizing a subscriber off-hook condition and responding to the system processor establishing a connection between the subscriber through the switching matrix to the customer dial pulse receiver, the trunk circuit and other service circuits; and bus monitor interface means coupled to said processor means and to the central office bus means for formatting the commands and messages from said central office bus means to input to said processor means.

Claim 5

Dependent Claim 52 words

Apparatus as in claim 1 wherein said receiver module includes: a memory for storing information relating the called number digits to an intra-office or trunk circuit destination; and translator means for comparing the called number digits with the stored information to identify the type of destination required by the called number digits.

Claim 6

Dependent Claim 40 words

Apparatus as in claim 1 further comprising: said receiver module including means for identifying the called number digits as an intra-office call; and said processor means including means for storing special features information for each called number and calling number.

Claim 7

Dependent Claim 29 words

Apparatus as in claim 2 further comprising: said processor means including means for storing special features information for each called number and calling number received on the SS7 link.

Claim 8

Dependent Claim 20 words

Apparatus as in claim 5 wherein the special features information includes data representing distinctive ringing and calling line identification display.

Claim 9

Dependent Claim 33 words

Apparatus as in claim 7 further including a ring generator and a ring module interposed between the switching matrix and the ring generator for delivering the special features information to the called subscriber.

Claim 10

Dependent Claim 20 words

Apparatus as in claim 6 wherein the special features information includes data representing distinctive ringing and calling line identification display.

Claim 11

Dependent Claim 21 words

Apparatus as in claim 8 wherein said ring module includes means for transferring the special features information to the called subscriber.

Claim 12

Independent Claim 342 words

A method of providing existing 1ESS and 1AESS switching equipment, that normally connects a calling subscriber to a called subscriber through a switching system having a switching matrix, a system processor, a customer dial pulse receiver, other service circuits and at least one non-SS7 trunk circuit, with the capability of controlling the connection, management and disconnection of incoming and outgoing telephone calls on SS7 trunk circuits using an SS7 link and the SS7 protocol comprising the steps of: monitoring by a switch command monitor coupled to the system processor the status of calling subscriber lines and connection of the lines through the switching matrix to the customer dial pulse receiver, a trunk circuit and other service circuits and formatting received information for processing in response to information relating thereto; receiving in a receiver module coupled to the switching system a called number, identifying a specific call and the trunk circuit as SS7 or non-SS7 and generating a signal representing the called number for the specific call; repeating the called number to the customer dial pulse receiver for coupling a calling subscriber line to the identified trunk circuit; receiving in a trunk circuit interface coupled to predetermined ones of the SS7 trunk circuits and to the switching system the called number and generating a trunk circuit identification signal related to the specific call and coupling the calling subscriber line to a SS7 trunk circuit to provide communication with the called subscriber; and receiving in processor means coupled to the switch command monitor information representing calling subscriber interconnections to the receiver module and to the trunk circuit for the specific call and generating the calling number for the specific call, and receiving from the receiver module also coupled to the processor means the signal representing the called number for the specific call, and receiving from the trunk circuit interface the trunk circuit identification signal for the specific call and transmitting the calling number, the called number and the trunk circuit identification signal on the SS7 link to switching equipment coupled to the called subscriber.

Claim 13

Independent Claim 342 words

A method of providing existing 1ESS and 1AESS switching equipment, that normally connects a calling subscriber to a called subscriber through a switching system having a switching matrix, a system processor, a customer dial pulse receiver, other service circuits and at least one non-SS7 trunk circuit, with the capability of controlling the connection, management and disconnection of incoming and outgoing telephone calls on SS7 trunk circuits using an SS7 link and the SS7 protocol comprising the steps of: monitoring by a switch command monitor coupled to the system processor the status of calling subscriber lines and connection of the lines through the switching matrix to the customer dial pulse receiver, a trunk circuit and other service circuits and formatting received information for processing in response to information relating thereto; receiving in a receiver module coupled to the switching system a called number, identifying a specific call and the trunk circuit as SS7 or non-SS7 and generating a signal representing the called number for the specific call; repeating the called number to the customer dial pulse receiver for coupling a calling subscriber line to the identified trunk circuit; receiving in a trunk circuit interface coupled to predetermined ones of the SS7 trunk circuits and to the switching system the called number and generating a trunk circuit identification signal related to the specific call and coupling the calling subscriber line to a SS7 trunk circuit to provide communication with the called subscriber; and receiving in processor means coupled to the switch command monitor information representing calling subscriber interconnections to the receiver module and to the trunk circuit for the specific call and generating the calling number for the specific call, and receiving from the receiver module also coupled to the processor means the signal representing the called number for the specific call, and receiving from the trunk circuit interface the trunk circuit identification signal for the specific call and transmitting the calling number, the called number and the trunk circuit identification signal on the SS7 link to switching equipment coupled to the called subscriber.

Claim 14

Dependent Claim 120 words

A method as in claim 11 further comprising the steps of: receiving in the processor means an incoming trunk circuit identification signal, an incoming called number signal from an SS7 link from switching equipment coupled to an incoming calling subscriber; coupling the incoming called number and the incoming trunk circuit identification signal from the processor means to the trunk circuit interface; and in response to the incoming called number and the incoming trunk circuit identification signal, sending by means of the trunk circuit interface the incoming called number for an identified switching system trunk circuit and coupling an identified SS7 trunk circuit to the switching system trunk circuit to provide communication between an incoming calling subscriber and the called subscriber.

Claim 15

Dependent Claim 81 words

A method as in claim 11 further including the steps of: identifying the called number as an intra-office call; storing special features information in a memory of the processor means for each called number and calling number; receiving at the switch command module from said processor means a signal representing a called party interconnection to a ring module; and transferring the special features information related to the called number to the ring module for subsequent transfer to the called number subscriber.

Claim 16

Dependent Claim 79 words

A method as in claim 12 further including the steps of: storing special features information in a memory of the processor means for each called number and calling number received on the SS7 link; coupling the processor means to the switch command monitor for receiving the signal representing the called party interconnection to a ring module; and transferring the special features information related to the called number to the ring module for subsequent transfer to the called number subscriber.

Claim 17

Dependent Claim 40 words

A method as in claim 13 wherein the step of identifying the called number as an intra-office call further comprises the steps of: storing information in a memory in the receiver module relating the called number to an intra-office destination.

Claim 18

Dependent Claim 21 words

A method as in claim 13 wherein the special features information includes data representing distinctive ringing and calling line identification display.

Claim 19

Dependent Claim 20 words

A method as in claim 16 further including the step of transferring the special features information to the called subscriber.

Claim 20

Dependent Claim 21 words

A method as in claim 12 wherein the special features information includes data representing distinctive ringing and calling line identification display.

Claim 21

Dependent Claim 20 words

A method as in claim 18 further including the step of transferring the special features information to the called subscriber.

Claim 22

Dependent Claim 177 words

A receiver module for use in upgrading existing telephone switching equipment, the receiver module collecting called number digits and analyzing such called number digits for enhanced subscriber services, comprising: receiver interface means for providing either a connection of a subscriber via a switching matrix to a customer dial pulse receiver or splitting a connection between the switching matrix and the dial pulse receiver; for the split connection, the receiver interface means further providing a dial tone to the subscriber and collecting digits from the subscriber; the receiver interface means also receiving dial tones from the customer dial pulse receiver and sending the called number digits to the customer dial pulse receiver; and an input/output controller responding to subscriber identifying information from a processor as a part of the switching equipment to generate commands to said receiver interface means to provide the dial tone to a subscriber, to receive and analyze the called number digits and generate a command to out pulse the received called number digits or modified called number digits to the customer dial pulse receiver.

Claim 23

Dependent Claim 177 words

A receiver module for use in upgrading existing telephone switching equipment, the receiver module collecting called number digits and analyzing such called number digits for enhanced subscriber services, comprising: receiver interface means for providing either a connection of a subscriber via a switching matrix to a customer dial pulse receiver or splitting a connection between the switching matrix and the dial pulse receiver; for the split connection, the receiver interface means further providing a dial tone to the subscriber and collecting digits from the subscriber; the receiver interface means also receiving dial tones from the customer dial pulse receiver and sending the called number digits to the customer dial pulse receiver; and an input/output controller responding to subscriber identifying information from a processor as a part of the switching equipment to generate commands to said receiver interface means to provide the dial tone to a subscriber, to receive and analyze the called number digits and generate a command to out pulse the received called number digits or modified called number digits to the customer dial pulse receiver.

Claim 24

Dependent Claim 49 words

A receiver module as set forth in claim 20 wherein said input/output controller includes: a memory for storing the subscriber identifying information and command instructions; and a microprocessor receiving status change and digit information from said memory, and in response to instructions, assembling commands for said receiver interface means.

Claim 25

Dependent Claim 35 words

A receiver module as set forth in claim 21 wherein said memory stores special feature data for subscribers and said microprocessor responds to the special feature data to assemble commands to said receiver interface means.

Claim 26

Dependent Claim 53 words

A receiver module as set forth in claim 20 wherein said input/output controller responds to a partial dial condition from the subscriber to generate a command to said receiver interface means to outpulse predetermined digits to the customer dial pulse receiver to enable the telephone switching equipment to provide announcements to the subscriber.

Claim 27

Dependent Claim 50 words

A receiver module as set forth in claim 20 wherein said input/output controller responds to a permanent signal condition to generate a command to said receiver interface means to outpulse predetermined digits to the customer dial pulse receiver to enable the telephone switching equipment to provide announcements to the subscriber.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1995-02-03	1995-08-05	1996-02-04	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1999-02-03	1999-08-05	2000-02-04	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2003-02-03	2003-08-05	2004-02-04	$7700.00	Window Closed / Lapsed

Apparatus and method for providing existing 1ESS and 1AESS telephone switching equipment with the capability of using the SS7 protocol

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