US3416141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data handling system
Assignee: Digital Equipment Corp
•
Filing: 1966-06-07
•
Granted: 1968-12-10
•
Expires: 1986-06-07
Abstract
No abstract record available.
Inventors
- 👤 Castro Edson D De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:20
CPC Classifications
H; H04; H04L; H04L5/00; G; G06; G06F; G06F13/00; G06F13/14; G06F13/20; G06F13/22; H04L13/00; H04L13/02; H04L13/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
A SYSTEM FOR ASSEMBLY CHARACTER BITS OF DATA CHARACTERS RANDOMLY TRANSMITTED IN SERIAL BIT FORMAT OVER PLURAL INPUT LINES, SAID SYSTEM COMPRISING, IN COMBINATION: (A) A CLOCK PERIODICALLY GENERATING CLOCK PULSES, THE INTERVAL BETWEEN SAID CLOCK PULSES BEING SUBSTANTIALLY LESS THAN THE DURATION OF A CHARACTER SIGNAL BIT TRANSMITTED OVER AN INPUT LINE; (B) MEANS RESPONSIVE TO EACH SAID CLOCK PULSE TO SAMPLE EACH OF THE INPUT LINES IN SEQUENCE FOR INCOMING CHARACTER BITS; (C) A MEMORY STORING (1) A CHARACTER ASSEMBLY WORD ASSOCIATED WITH EACH INPUT LINE, AND (2) A COUNT WORD ASSOCIATED WITH EACH INPUT LINE FOR TIMING A CHARACTER TRANSMISSION THEREOVER; (D) A REGISTER; (E) MEANS OPERATING IN CONJUNCTION WITH SAID SAMPLING MEANS AND RESPONDING TO SAID COUNT WORDS IN CORRESPONDING SEQUENCE SO AS TO TRANSFER ASSOCIATED CHARACTER ASSEMBLY WORDS FROM SAID MEMORY INTO SAID REGISTER AT SELECTED TIMES DURING CHARACTER TRANSMISSION OVER ASSOCIATED INPUT LINES; AND (F) ASSEMBLY MEANS OPERATING IN CONJUNCTION WITH SAID SAMPLING MEANS TO (1) CONNECT SAID REGISTER TO RECEIVE FROM THE INPUT LINE ASSOCIATED WITH THE CHARACTER ASSEMBLY WORD CONTAINED THEREIN THE BIT ON SAID LINE AND THEREBY ASSEMBLE SAID BIT INTO SAID CHARACTER ASSEMBLY WORD, ONE CHARACTER BIT BEING ASSEMBLED EACH AID SELECTED TIME, AND (2) RETURN SAID CHARACTER ASSEMBLY WORD TO SAID MEMORY FOR STORAGE DURING THE INTERVALS BETWEEN SAID SELECTED TIMES.
Claim 2
Independent Claim
222 words
A SYSTEM FOR ASSEMBLY CHARACTER BITS OF DATA CHARACTERS RANDOMLY TRANSMITTED IN SERIAL BIT FORMAT OVER PLURAL INPUT LINES, SAID SYSTEM COMPRISING, IN COMBINATION: (A) A CLOCK PERIODICALLY GENERATING CLOCK PULSES, THE INTERVAL BETWEEN SAID CLOCK PULSES BEING SUBSTANTIALLY LESS THAN THE DURATION OF A CHARACTER SIGNAL BIT TRANSMITTED OVER AN INPUT LINE; (B) MEANS RESPONSIVE TO EACH SAID CLOCK PULSE TO SAMPLE EACH OF THE INPUT LINES IN SEQUENCE FOR INCOMING CHARACTER BITS; (C) A MEMORY STORING (1) A CHARACTER ASSEMBLY WORD ASSOCIATED WITH EACH INPUT LINE, AND (2) A COUNT WORD ASSOCIATED WITH EACH INPUT LINE FOR TIMING A CHARACTER TRANSMISSION THEREOVER; (D) A REGISTER; (E) MEANS OPERATING IN CONJUNCTION WITH SAID SAMPLING MEANS AND RESPONDING TO SAID COUNT WORDS IN CORRESPONDING SEQUENCE SO AS TO TRANSFER ASSOCIATED CHARACTER ASSEMBLY WORDS FROM SAID MEMORY INTO SAID REGISTER AT SELECTED TIMES DURING CHARACTER TRANSMISSION OVER ASSOCIATED INPUT LINES; AND (F) ASSEMBLY MEANS OPERATING IN CONJUNCTION WITH SAID SAMPLING MEANS TO (1) CONNECT SAID REGISTER TO RECEIVE FROM THE INPUT LINE ASSOCIATED WITH THE CHARACTER ASSEMBLY WORD CONTAINED THEREIN THE BIT ON SAID LINE AND THEREBY ASSEMBLE SAID BIT INTO SAID CHARACTER ASSEMBLY WORD, ONE CHARACTER BIT BEING ASSEMBLED EACH AID SELECTED TIME, AND (2) RETURN SAID CHARACTER ASSEMBLY WORD TO SAID MEMORY FOR STORAGE DURING THE INTERVALS BETWEEN SAID SELECTED TIMES.
References Cited (Backward Citations)
US3202972A
Cited
US3341817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |