US6310286B1 — Quad cable construction for IEEE 1394 data transm…

Claim 1

Independent Claim 138 words

A system comprising a quad cable greater than 4.5 meters in length for use within an IEEE 1394 serial bus network, the cable comprising: a. a first pair of differential conductors arranged parallel to each other over a length of the quad cable; b. a second pair of differential conductors arranged parallel to each other over the length of the quad cable; c. an inner braided shield formed around the first and second pair of differential conductors; d. an outer braided shield formed around the first and second pair of differential conductors and the inner braided shield; e. a shield separator positioned between the inner braided shield and the outer braided shield for maintaining electrical isolation between the inner braided shield and the outer braided shield; and f. a flame retardant jacket formed around the outer braided shield.

Claim 2

Independent Claim 138 words

A system comprising a quad cable greater than 4.5 meters in length for use within an IEEE 1394 serial bus network, the cable comprising: a. a first pair of differential conductors arranged parallel to each other over a length of the quad cable; b. a second pair of differential conductors arranged parallel to each other over the length of the quad cable; c. an inner braided shield formed around the first and second pair of differential conductors; d. an outer braided shield formed around the first and second pair of differential conductors and the inner braided shield; e. a shield separator positioned between the inner braided shield and the outer braided shield for maintaining electrical isolation between the inner braided shield and the outer braided shield; and f. a flame retardant jacket formed around the outer braided shield.

Claim 3

Dependent Claim 68 words

The system as claimed in claim 1 , further comprising a first cable connector at a first end of the cable and a second cable connector at a second end of the cable, the first and second cable connectors each including a first and second pin coupled to the first pair of differential conductors and a third and fourth pin coupled to the second pair of differential conductors.

Claim 4

Dependent Claim 56 words

The system as claimed in claim 2 , wherein the first and second cable connectors are for coupling to a receiving connector including a plurality of pin receivers and a housing, wherein the receiving connector includes first, second, third and fourth pin receivers for receiving and electrically coupling to the first, second, third and fourth pins.

Claim 5

Dependent Claim 44 words

The system as claimed in claim 3 , wherein the first and second cable connectors further include a fifth pin coupled to the inner shield and the receiving connector includes a corresponding fifth pin receiver for receiving and electrically coupling to the fifth pin.

Claim 6

Dependent Claim 19 words

The system as claimed in claim 4 , wherein the outer braided shield is coupled to the connector housing.

Claim 7

Dependent Claim 26 words

The system as claimed in claim 5 , wherein the receiving connector further includes a capacitor coupled between the connector housing and the fifth pin receiver.

Claim 8

Dependent Claim 34 words

The system as claimed in claim 6 , wherein the first and second differential pair of conductors have a characteristic impedance less than 110 ohms for also transmitting data between non IEEE 1394 devices.

Claim 9

Independent Claim 72 words

A system comprising an IEEE 1394 quad cable greater than 4.5 meters in length, the cable comprising: a. a first pair of differential conductors arranged parallel to each other over a length of the quad cable for carrying differential signals between IEEE 1394 devices; and b. a second pair of differential conductors arranged parallel to each other over the length of the quad cable for carrying differential signals between IEEE 1394 devices.

Claim 10

Independent Claim 72 words

A system comprising an IEEE 1394 quad cable greater than 4.5 meters in length, the cable comprising: a. a first pair of differential conductors arranged parallel to each other over a length of the quad cable for carrying differential signals between IEEE 1394 devices; and b. a second pair of differential conductors arranged parallel to each other over the length of the quad cable for carrying differential signals between IEEE 1394 devices.

Claim 11

Dependent Claim 65 words

The system as claimed in claim 8 , further comprising a first connector at a first end of the cable and a second connector at a second end of the cable, the first and second connectors each including a first and second pin coupled to the first pair of differential conductors and a third and fourth pin coupled to the second pair of differential conductors.

Claim 12

Dependent Claim 23 words

The system as claimed in claim 9 , further comprising an inner shield formed around the first and second pair of differential conductors.

Claim 13

Dependent Claim 27 words

The system as claimed in claim 10 , further comprising an outer shield formed around the first and second pair of differential conductors and the inner shield.

Claim 14

Dependent Claim 32 words

The system as claimed in claim 11 , further comprising a shield separator positioned between the inner shield and the outer shield for maintaining electrical isolation between the inner and outer shields.

Claim 15

Dependent Claim 35 words

The system as claimed in claim 12 , further comprising a receiver connector comprising a connector housing, wherein the inner braided shield and the outer braided shield are coupled to ground through the connector housing.

Claim 16

Dependent Claim 30 words

The system as claimed in claim 13 , wherein the receiver connector further comprises a capacitor through which the inner braided shield and the outer braided shield are AC coupled.

Claim 17

Dependent Claim 14 words

The system as claimed in claim 12 , wherein the shield separator comprises aluminum.

Claim 18

Dependent Claim 16 words

The system as claimed in claim 12 , wherein the shield separator comprises an aluminum layer.

Claim 19

Dependent Claim 17 words

The system as claimed in claim 12 , further comprising a jacket formed around the outer shield.

Claim 20

Dependent Claim 18 words

The system as claimed in claim 17 , wherein the inner and outer shields are both braided shields.

Claim 21

Dependent Claim 14 words

The system as claimed in claim 18 , wherein the jacket is flame retardant.

Claim 22

Dependent Claim 54 words

The system as claimed in claim 8 , wherein each differential conductor from the first pair of differential conductors are positioned opposite of each other through a center of the cable and each differential conductor from the second pair of differential conductors are positioned opposite of each other through the center of the cable.

Claim 23

Independent Claim 107 words

A system comprising a quad cable greater than 4.5 meters in length for use within an IEEE 1394 serial bus network, the cable comprising: a. a first pair of differential conductors arranged parallel to each other over a length of the quad cable; b. a second pair of differential conductors arranged parallel to each other over the length of the quad cable; c. an inner braided shield formed around the first and second pair of differential conductors; d. an outer braided shield formed around the first and second pair of differential conductors and the inner braided shield; and e. a jacket formed around the outer braided shield.

Claim 24

Independent Claim 107 words

A system comprising a quad cable greater than 4.5 meters in length for use within an IEEE 1394 serial bus network, the cable comprising: a. a first pair of differential conductors arranged parallel to each other over a length of the quad cable; b. a second pair of differential conductors arranged parallel to each other over the length of the quad cable; c. an inner braided shield formed around the first and second pair of differential conductors; d. an outer braided shield formed around the first and second pair of differential conductors and the inner braided shield; and e. a jacket formed around the outer braided shield.

Claim 25

Dependent Claim 68 words

The system as claimed in claim 21 , further comprising a first cable connector at a first end of the cable and a second cable connector at a second end of the cable, the first and second cable connectors each including a first and second pin coupled to the first pair of differential conductors and a third and fourth pin coupled to the second pair of differential conductors.

Claim 26

Dependent Claim 57 words

The system as claimed in claim 22 , wherein the first and second cable connectors are for coupling to a receiving connector including a plurality of pin receivers and a housing, wherein the receiving connector includes a first, second, third and fourth pin receiver for receiving and electrically coupling to the first, second, third and fourth pins.

Claim 27

Dependent Claim 44 words

The system as claimed in claim 23 , wherein the first and second cable connectors further include a fifth pin coupled to the inner shield and the receiving connector includes a corresponding fifth pin receiver for receiving and electrically coupling to the fifth pin.

Claim 28

Dependent Claim 19 words

The system as claimed in claim 24 , wherein the outer braided shield is coupled to the connector housing.

Claim 29

Dependent Claim 21 words

The system as claimed in claim 25 , wherein a capacitor is coupled between the outer shield and the inner shield.

Claim 30

Dependent Claim 24 words

The system as claimed in claim 26 , wherein the first and second differential pair of conductors have a characteristic impedance of 110 ohms.

Claim 31

Dependent Claim 34 words

The system as claimed in claim 26 , wherein the first and second differential pair of conductors have a characteristic impedance less than 110 ohms for also transmitting data between non IEEE 1394 devices.

Claim 32

Dependent Claim 118 words

An IEEE 1394 system with a quad cable having a length greater than 4.5 meters, the cable comprising: a. a first pair of differential conductors arranged parallel to each other over a length of the quad cable for carrying differential signals between IEEE 1394 devices; and b. a second pair of differential conductors arranged parallel to each other over the length of the cable for carrying differential signals between IEEE 1394 devices; wherein, each differential conductor from the first pair of differential conductors are positioned opposite of each other through a center of the cable and each differential conductor from the second pair of differential conductors are positioned opposite of each other through the center of the cable.

Claim 33

Dependent Claim 118 words

An IEEE 1394 system with a quad cable having a length greater than 4.5 meters, the cable comprising: a. a first pair of differential conductors arranged parallel to each other over a length of the quad cable for carrying differential signals between IEEE 1394 devices; and b. a second pair of differential conductors arranged parallel to each other over the length of the cable for carrying differential signals between IEEE 1394 devices; wherein, each differential conductor from the first pair of differential conductors are positioned opposite of each other through a center of the cable and each differential conductor from the second pair of differential conductors are positioned opposite of each other through the center of the cable.

Claim 34

Dependent Claim 66 words

The IEEE 1394 system of claim 29 , wherein the cable comprises a shield structure enclosing the first pair and the second pair of differential conductors over the length of the cable, the shield structure comprising: a. an inner braided shield; b. an outer braided shield; and c. a shield separator positioned between the inner braided shield and the outer braided shield for providing electrical separation.

Claim 35

Dependent Claim 36 words

The IEEE 1394 s stem of claim 30 , further comprising a receiver connector comprising a connector housing, wherein the inner braided shield and the outer braided shield are coupled to ground through the connector housing.

Claim 36

Dependent Claim 30 words

The IEEE 1394 system of claim 31 , wherein the receiver connector further comprises a capacitor through which the inner braided shield and the outer braided shield are AC coupled.

Claim 37

Dependent Claim 44 words

The IEEE 1394 system of claim 30 , further comprising receiving pins attached to each differential conductor of the first pair of differential conductors and the second pair of differential conductors for providing a connection of the cable to an IEEE 1394 Serial Bus.

Claim 38

Dependent Claim 14 words

The IEEE 1394 system of claim 30 , wherein the shield separator comprises aluminum.

Claim 39

Dependent Claim 16 words

The IEEE 1394 system of claim 34 , wherein the shield separator comprises an aluminum layer.

Claim 40

Dependent Claim 131 words

An IEEE 1394 standard compliant cable having a length greater than 4.5 meters comprising: a. a first pair of wires for carrying a first differential signal, wherein the first pair of wires comprise a wire of a diameter of at least 26 American Wire Gauge; b. a second pair of wires for carrying a second differential signal, wherein the second pair of wires comprise a wire of a diameter of at least 26 American Wire Gauge; c. a first internal braided shield formed around the first and the second pair of wires; d. a second internal braided shield formed around the first internal braided shield; e. a separator layer between the first and the second internal braided shield; and f. a flame retardant jacket formed around the second internal braided shield.

Claim 41

Dependent Claim 131 words

An IEEE 1394 standard compliant cable having a length greater than 4.5 meters comprising: a. a first pair of wires for carrying a first differential signal, wherein the first pair of wires comprise a wire of a diameter of at least 26 American Wire Gauge; b. a second pair of wires for carrying a second differential signal, wherein the second pair of wires comprise a wire of a diameter of at least 26 American Wire Gauge; c. a first internal braided shield formed around the first and the second pair of wires; d. a second internal braided shield formed around the first internal braided shield; e. a separator layer between the first and the second internal braided shield; and f. a flame retardant jacket formed around the second internal braided shield.

Claim 42

Dependent Claim 21 words

The IEEE 1394 standard compliant cable of claim 36 , further comprising a plurality of power conductors for carrying power signals.

Claim 43

Dependent Claim 37 words

The IEEE 1394 standard compliant cable of claim 36 , wherein at least one of the first pair and the second pair of wires are arranged parallel to each other over the entire length of the cable.

Claim 44

Dependent Claim 33 words

The IEEE 1394 standard compliant cable of claim 36 , wherein the first pair and the second pair of wires are arranged parallel to each other over the entire length of the cable.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2004-10-29	2005-04-30	2005-10-30	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2008-10-29	2009-04-30	2009-10-30	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2012-10-29	2013-04-30	2013-10-30	$7700.00	Window Closed / Lapsed

Quad cable construction for IEEE 1394 data transmission

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