US4607170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data communication interconnect device
Assignee: DIGITEL Inc A CORP OF
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Filing: 1985-03-01
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Granted: 1986-08-19
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Expires: 2005-03-01
Abstract
Abstract A unitary interconnection device for interconnecting digital data handling equipment which comprises an RS-232C type interface that includes a pair of pin connectors having a housing and multiple pins and a multiple conductor cable interconnecting the pins in the connectors, and an active signal circuit enclosed within the housing of one of the connectors and connected to pins in the connectors, wherein the signal circuit includes means for generating a time or clock signal for timing or clocking the flow of data signals through the interconnection device and a diode-capacitor network for providing power to the timing or clock signal generating means.
Inventors
- 👤 Miles X. Wickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:52
CPC Classifications
H; H04; H04L; H04L12/00
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
80 words
A unitary interconnection device for interconnecting digital data handling equipment comprising a pair of connectors each having multiple terminal connection means, a multiple conductor cable connecting said connectors, and an active signal circuit connected to said terminal connection means, said active signal circuit including means for generating a timer or clock signals for timing or clocking the flow of data signals through said interconnection device and a diode-capacitor network for providing power to said timing or clock signal generating means.
Claim 2
Dependent Claim
80 words
A unitary interconnection device for interconnecting digital data handling equipment comprising a pair of connectors each having multiple terminal connection means, a multiple conductor cable connecting said connectors, and an active signal circuit connected to said terminal connection means, said active signal circuit including means for generating a timer or clock signals for timing or clocking the flow of data signals through said interconnection device and a diode-capacitor network for providing power to said timing or clock signal generating means.
Claim 3
Dependent Claim
26 words
A unitary interconnection device according to claim 1 wherein said connectors include housings and said active signal circuit is incorporated within one of said connector housings.
Claim 4
Dependent Claim
32 words
A unitary interconnection device according to claim 1 or claim 2 wherein said active signal circuit includes a CMOS astable multivibrator controlling bipolar transistor drivers to provide said timer or clock signals.
Claim 5
Dependent Claim
100 words
A unitary interconnection device for interconnecting digital data handling equipment comprising an RS-232C type interface which includes a pair of pin connectors each having multiple pins and a housing, a multiple conductor cable interconnecting pins in said connectors, and an active signal circuit enclosed within the housing of one of said connectors and connected to pins in said connectors, said active signal circuit including means for generating a time or clock signal for timing or clocking the flow of data signals through said interconnection device and a diode-capacitor network for providing power to said timing or clock signal generating means.
Claim 6
Dependent Claim
100 words
A unitary interconnection device for interconnecting digital data handling equipment comprising an RS-232C type interface which includes a pair of pin connectors each having multiple pins and a housing, a multiple conductor cable interconnecting pins in said connectors, and an active signal circuit enclosed within the housing of one of said connectors and connected to pins in said connectors, said active signal circuit including means for generating a time or clock signal for timing or clocking the flow of data signals through said interconnection device and a diode-capacitor network for providing power to said timing or clock signal generating means.
Claim 7
Dependent Claim
29 words
A unitary interconnection device according to claim 4 wherein said active signal circuit includes a CMOS astable multivibrator controlling bipolar transistor drivers to provide said time or clock signal.
Claim 8
Dependent Claim
99 words
A unitary interconnection device according to claim 5 wherein said connectors include DB-25 type connectors and said diode-capacitor network includes a multiplicity of diodes having one terminal thereof connected to pins 4, 5, 6, 8 and 20 of each of said connectors, said diode-capacitor network including a capacitor having one terminal thereof connected to the other terminals of said diodes and the other terminal thereof connected to pin 7 of each of said connectors, said active signal circuit including a CMOS astable multivibrator controlling bipolar transistor drivers connected through capacitor means to pins 15 and 17 of said connectors.
Claim 9
Dependent Claim
68 words
A unitary interconnection device according to claim 6 wherein said last named capacitor means includes a pair of capacitors having one terminal thereof connected to a common point in the circuit of said bipolar transistors with one of said capacitors having its other terminal connected to pin 15 of said connectors and the other of said capacitors having its other terminal connected to pin 17 of said connectors.
References Cited (Backward Citations)
GB2119206A
Cited
US4481426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-08-18 | 1990-02-17 | 1990-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-08-18 | 1994-02-17 | 1994-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-08-18 | 1998-02-17 | 1998-08-19 | $7700.00 | Window Closed / Lapsed |