US3299210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for connecting a multichannel data processor with a plurality of telephone lines
Assignee: International Business Machines Corp
•
Filing: 1963-03-18
•
Granted: 1967-01-17
•
Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 Peter B Bandy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:30
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/16; H; H04; H04M; H04M11/00; H04M11/06
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
178 words
APPARATUS FOR DIALING REMOTE LOCATIONS FROM A CENTRAL DATA PROCESSING SYSTEM THROUGH TELEPHONE LINES CONNECTED TO A TELEPHONE SWITCHING EXCHANGE INCLUDING: A PLURALITY OF CHANNELS, INCLUDING A DIALING CHANNEL, CONNECTED TO SAID CENTRAL DATA PROCESSING SYSTEM; A PLURALITY OF TELEPHONE DIALING AND DATA COMMUNICATION CIRCUITS, CONNECTED TO TELEPHONE LINES FROM SAID TELEPHONE SWITCHING EXCHANGE; A REGISTER, CONNECTED TO SAID DIALING CHANNEL, FOR SERIALLY RECEIVING DIALING MESSAGES COMPRISING COMMANDS AND DIALING INFORMATION FROM SAID DATA PROCESSING SYSTEM; A TRANSLATOR, CONNECTED TO SAID REGISTER, FOR RECOGNIZING DIFFERENT COMMANDS AND GENERATING A DIFFERENT COMMAND SIGNAL FOR EACH COMMAND RECOGNIZED; A RESPONSE GENERATOR, CONNECTED TO SAID DIALING CHANNEL, FOR SERIALLY SUPPLYING TO SAID DATA PROCESSING SYSTEM DIFFERENT RESPONSES AS A FUNCTION OF DIFFERENT RESPONSE SIGNALS; A PLURALITY OF FIRST CONTROL CIRCUITS, EACH CONNECTED TO A CORRESPONDING ONE OF SAID COMMUNICATION CIRCUITS, EACH OPERABLE TO GENERATE A "NOT BUSY" SIGNAL IF THE ASSOCIATED TELEPHONE LINE IS NOT BUSY; A PLURALITY OF SECOND CONTROL CIRCUITS, EACH CONNECTED TO A CORRESPONDING ONE OF SAID FIRST CONTROL CIRCUITS AND TO SAID TRANSLATOR, EACH OPERABLE IN ACCORDANCE
Claim 2
Dependent Claim
178 words
APPARATUS FOR DIALING REMOTE LOCATIONS FROM A CENTRAL DATA PROCESSING SYSTEM THROUGH TELEPHONE LINES CONNECTED TO A TELEPHONE SWITCHING EXCHANGE INCLUDING: A PLURALITY OF CHANNELS, INCLUDING A DIALING CHANNEL, CONNECTED TO SAID CENTRAL DATA PROCESSING SYSTEM; A PLURALITY OF TELEPHONE DIALING AND DATA COMMUNICATION CIRCUITS, CONNECTED TO TELEPHONE LINES FROM SAID TELEPHONE SWITCHING EXCHANGE; A REGISTER, CONNECTED TO SAID DIALING CHANNEL, FOR SERIALLY RECEIVING DIALING MESSAGES COMPRISING COMMANDS AND DIALING INFORMATION FROM SAID DATA PROCESSING SYSTEM; A TRANSLATOR, CONNECTED TO SAID REGISTER, FOR RECOGNIZING DIFFERENT COMMANDS AND GENERATING A DIFFERENT COMMAND SIGNAL FOR EACH COMMAND RECOGNIZED; A RESPONSE GENERATOR, CONNECTED TO SAID DIALING CHANNEL, FOR SERIALLY SUPPLYING TO SAID DATA PROCESSING SYSTEM DIFFERENT RESPONSES AS A FUNCTION OF DIFFERENT RESPONSE SIGNALS; A PLURALITY OF FIRST CONTROL CIRCUITS, EACH CONNECTED TO A CORRESPONDING ONE OF SAID COMMUNICATION CIRCUITS, EACH OPERABLE TO GENERATE A "NOT BUSY" SIGNAL IF THE ASSOCIATED TELEPHONE LINE IS NOT BUSY; A PLURALITY OF SECOND CONTROL CIRCUITS, EACH CONNECTED TO A CORRESPONDING ONE OF SAID FIRST CONTROL CIRCUITS AND TO SAID TRANSLATOR, EACH OPERABLE IN ACCORDANCE
Claim 3
Dependent Claim
155 words
IN APPARATUS FOR AUTOMATICALLY CONTROLLING THE CONNECTION OF A COMPUTER WITH A PLURALITY OF REMOTE USERS, A PLURALITY OF CONTROL CIRCUITS ASSOCIATED WITH A PLURALITY OF CORRESPONDING USER LINES, EACH CIRCUIT INCLUDING: FIRST STORAGE MEANS FOR SUPPLYING A "REQUEST" SIGNAL INDICATING A REQUEST FOR THE USE OF THE CORRESPONDING LINE; MONITORING MEANS FOR SUPPLYING A "LINE IDLE" SIGNAL INDICATING AVAILABILITY FOR USE OF THE CORRESPONDING LINE; SECOND STORAGE MEANS, CONNECTED TO SAID FIRST STORAGE MEANS AND TO SAID MONITORING MEANS, OPERABLE TO GENERATE A "SERVICE REQUEST" SIGNAL FOR USE BY THE CORRESPONDING LINE WHEN BOTH SAID "REQUEST" AND SAID "LINE IDLE" SIGNALS ARE PRESENT; AND THIRD STORAGE MEANS, CONNECTED TO SAID FIRST STORAGE MEANS AND TO SAID MONITORING MEANS, OPERABLE TO GENERATE A CONTROL SIGNAL, FOR INITIATING A REQUEST FOR THE USE OF A LINE CORRESPONDING TO ANOTHER ONE OF SAID CIRCUITS, WHEN SAID "REQUEST SIGNAL" IS PRESENT AND SAID "LINE IDLE" SIGNAL IS ABSENT.
Claim 4
Dependent Claim
155 words
IN APPARATUS FOR AUTOMATICALLY CONTROLLING THE CONNECTION OF A COMPUTER WITH A PLURALITY OF REMOTE USERS, A PLURALITY OF CONTROL CIRCUITS ASSOCIATED WITH A PLURALITY OF CORRESPONDING USER LINES, EACH CIRCUIT INCLUDING: FIRST STORAGE MEANS FOR SUPPLYING A "REQUEST" SIGNAL INDICATING A REQUEST FOR THE USE OF THE CORRESPONDING LINE; MONITORING MEANS FOR SUPPLYING A "LINE IDLE" SIGNAL INDICATING AVAILABILITY FOR USE OF THE CORRESPONDING LINE; SECOND STORAGE MEANS, CONNECTED TO SAID FIRST STORAGE MEANS AND TO SAID MONITORING MEANS, OPERABLE TO GENERATE A "SERVICE REQUEST" SIGNAL FOR USE BY THE CORRESPONDING LINE WHEN BOTH SAID "REQUEST" AND SAID "LINE IDLE" SIGNALS ARE PRESENT; AND THIRD STORAGE MEANS, CONNECTED TO SAID FIRST STORAGE MEANS AND TO SAID MONITORING MEANS, OPERABLE TO GENERATE A CONTROL SIGNAL, FOR INITIATING A REQUEST FOR THE USE OF A LINE CORRESPONDING TO ANOTHER ONE OF SAID CIRCUITS, WHEN SAID "REQUEST SIGNAL" IS PRESENT AND SAID "LINE IDLE" SIGNAL IS ABSENT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |