1. A connector for a communications system, comprising:
a plug housing having front and rear ends, an internal chamber opening on said rear end and defined by housing walls, and a plurality of slots extending through one of said housing walls adjacent said front end and into said internal chamber;
a plurality of insulation displacement contacts mounted in said slots for movement between retracted positions spaced from said internal chamber and inserted positions extending into said internal chamber;
a first insert disposed in said internal chamber having a front end proximal said front end of said plug housing, a first passageway extending from said front end of said first insert to said first insert rear end, a plurality of openings in a first insert wall adjacent said front end and aligned with said plurality of slots in said plug housing and extending into said first passageway;
a second insert disposed in said internal chamber having a front end proximal said first insert rear end, said second insert having first, second, third and fourth channels extending from a rear end to said front end of said second insert; and
four pairs of wires extending from a cable sheath, each pair of wires passing through one of said first, second, third and fourth channels of said second insert and through said first passageway to said insulation displacement contacts in said internal chamber.
2. A connector for a communications system according to claim 1, wherein
said plug is an RJ-45 plug.
3. A connector for a communications system according to claim 1, wherein
said rear end of said second insert extends beyond said plug housing rear end.
4. A connector for a communications system according to claim 1, wherein
said rear end of said second insert is within in said internal chamber of said plug housing.
5. A connector for a communications system according to claim 1, wherein
a latch extending from said plug housing extends beyond said rear end of said plug housing.
6. A connector for a communications system according to claim 1, wherein
a third insert disposed within the cable sheathing to provide four sections within said cable sheath.
7. A connector for a communications system according to claim 1, wherein
said first, second, third and fourth channels of said second insert are substantially parallel.
8. A connector for a communications system according to claim 1, wherein
said second and third channels are between said first and fourth channels.
9. A connector for a communications system according to claim 1, wherein
said second channel is above said third channel.
10. A connector for a communications system according to claim 1, wherein
an overmold is disposed around a first portion of said first insert, said second insert and a second portion of said cable sheath.
11. A connector for a communications system according to claim 10, wherein
said overmold is a low temperature, low pressure overmold.
12. A connector for a communications system according to claim 1, wherein
each wire of said four pairs of wires is substantially axially arranged at said front end of said plug housing.
13. A connector for a communications system according to claim 12, wherein
an inner pair of wires and an outer pair of wires are twisted through said second insert, and
first and second inner pairs of wires are untwisted through said second insert.
14. A connector for a communications system according to claim 1, wherein
said first and second inserts are made of a non-conductive material.
15. A connector for a communications system according to claim 1, wherein
said first and second inserts are made of a dielectric material.
16. A connector for a communications system according to claim 1, wherein
said first and second inserts are made of a polycarbonate material.
17. A connector for a communications system according to claim 1, wherein
said cable sheath abuts a shoulder on said second insert proximal said rear end of said second insert.
18. A connector for a communications system according to claim 1, wherein
said cable sheath abuts said rear end of said second insert.
19. A connector for a communications system, comprising:
a cable sheath containing four pairs of twisted wires in an inner passageway;
a third insert in said cable sheath to separate said cable sheath inner passageway into four sections, each section containing one pair of said four pairs of twisted wires;
a plug housing having front and rear ends, an internal chamber opening on said rear end and defined by housing walls, and a plurality of slots extending through one of said housing walls adjacent said front end and into said internal chamber;
a plurality of insulation displacement contacts mounted in said slots for movement between retracted positions spaced from said internal chamber and inserted positions extending into said internal chamber;
a first insert disposed in said internal chamber having a front end proximal said front end of said plug housing, a first passageway extending from said front end of said first insert to said first insert rear end, a plurality of openings in a first insert wall adjacent said front end and aligned with said plurality of slots in said plug housing and extending into said first passageway;
a second insert disposed in said internal chamber having a front end proximal said first insert rear end, said second insert having first, second, third and fourth channels extending from said front end to said rear end of said second insert, said cable sheath abutting a rear end of said second insert;
each pair of wires passing through one of said first, second, third and fourth channels of said second insert and through said first passageway of said first insert to said insulation displacement contacts in said internal chamber; and
an overmold disposed around a first portion of said first insert, said second insert and a second portion of said cable sheath.
20. A connector for a communications system according to claim 19, wherein
said cable sheath abuts said rear end of said second insert externally of said plug housing.
21. A connector for a communications system according to claim 19, wherein
said cable sheath abuts said rear end of said second insert within said internal chamber of said plug housing.
22. A connector for a communications system according to claim 19, wherein
said cable sheath abuts a shoulder proximal said rear end of said second insert externally of said plug housing.
23. A connector for a communications system according to claim 19, wherein
said plug is an RJ-45 plug.
24. A connector for a communications system according to claim 19, wherein
a latch extending from said plug housing extends beyond said rear end of said plug housing.
25. A connector for a communications system according to claim 19, wherein
said first, second, third and fourth channels of said second insert are substantially parallel.
26. A connector for a communications system according to claim 19, wherein
said second and third passageways are between said first and second channels.
27. A connector for a communications system according to claim 19, wherein
said second channel is above said third channel.
28. A connector for a communications system according to claim 19, wherein
each wire of said four pairs of wires is substantially axially arranged at said front end of said plug housing.
29. A connector for a communications system according to claim 28, wherein
an inner pair of wires and an outer pair of wires are twisted through said second insert, and
first and second inner pairs of wires are untwisted through said second insert.
30. A connector for a communications system according to claim 19, wherein
said first and second inserts are made of a non-conductive material.
31. A connector for a communications system according to claim 19, wherein
said first and second inserts are made of a polycarbonate material.
32. A connector for a communications system according to claim 19, wherein
said first and second inserts are a dielectric material.
33. A connector for a communications system according to claim 22, wherein
said rear end of said second insert extends into said cable sheath.
34. A connector for a communications system according to claim 22, wherein
said overmold is a low temperature, low pressure overmold.
35. A connector for a communications system according to claim 22, wherein
said overmold has an outwardly extending projection to prevent snagging a latch on said plug housing.
36. A connector for a communications system according to claim 22, wherein
said third insert is substantially X-shaped.
37. A kit for making a connector for a communications system, comprising:
a plug housing having front and rear ends, an internal chamber opening on said rear end and defined by housing walls, and a plurality of slots extending through one of said housing walls adjacent said front end and into said internal chamber;
a plurality of insulation displacement contacts mountable in said slots for movement between retracted positions spaced from said internal chamber and inserted positions extending into said internal chamber;
a first insert disposable in said internal chamber to have a front end proximal said front end of said plug housing, a first passageway extending from said front end of said first insert to said first insert rear end, a plurality of openings in a first insert wall positionable adjacent said front end and aligned with said plurality of slots in said plug housing and extending into said first passageway; and
a second insert disposable in said internal chamber to have a front end proximal said first insert rear end, said second insert having first, second, third and fourth channels extending from said front end to said rear end of said second insert, said cable sheath being abuttable against a shoulder proximal said rear end of said second insert externally of said plug housing.
38. A kit according to claim 37, wherein
said plug is an RJ-45 plug.
39. A kit according to claim 37, wherein
a rear end of said second insert extends beyond said plug housing rear end.
40. A kit according to claim 37, wherein
a latch extending from said plug housing extends beyond said rear end of said plug housing.
41. A kit according to claim 37, wherein
said first, second, third and fourth channels of said second insert are substantially parallel.
42. A kit according to claim 37, wherein
said second and third channels are between said first and fourth channels.
43. A kit according to claim 37, wherein
said second channel is above said third channel.
44. A kit according to claim 37, wherein
said first and second inserts are made of a non-conductive material.
45. A kit according to claim 37, wherein
said first and second inserts are made of a polycarbonate material.
46. A kit according to claim 37, wherein
said first and second inserts are made of a dielectric material.
47. A connector for a communications system, comprising:
a cable sheath containing four pairs of twisted wires in an inner passageway;
a third insert in said cable sheath to separate said cable sheath inner passageway into four sections, each section containing one pair of twisted wires;
a plug housing having front and rear ends, an internal chamber opening on said rear end and defined by housing walls, and a plurality of slots extending through one of said housing walls adjacent said front end and into said internal chamber;
a plurality of insulation displacement contacts mounted in said slots for movement between retracted positions spaced from said internal chamber and inserted positions extending into said internal chamber;
a first insert disposed in said internal chamber having a front end proximal said front end of said plug housing, a first passageway extending from said front end of said first insert to said first insert rear end, a plurality of openings in a first insert wall adjacent said front end and aligned with said plurality of slots in said plug housing and extending into said first passageway;
a second insert disposed in said internal chamber having a front end proximal said first insert rear end, said second insert having first, second, third and fourth channels extending from said front end to a rear end of said second insert, said cable sheath abutting said rear end of said second insert;
each pair of wires passing through one of said first, second, third and fourth channels of said second insert and through said first passageway of said first insert to said insulation displacement contacts in said internal chamber, said pairs of wires passing through said first and fourth channels being twisted, said pairs of wires passing through said second and third channels being untwisted, said pairs of wires passing through said first passageway in said first insert being untwisted; and
an overmold disposed around a first portion of said first insert, said second insert and a second portion of said cable sheath.
48. A connector for a communications system according to claim 47, wherein
said plug is an RJ-45 plug.
49. A connector for a communications system according to claim 47, wherein
a latch extending from said plug housing extends beyond said rear end of said plug housing.
50. A connector for a communications system according to claim 47, wherein
said cable sheath abuts said second insert rear end within said internal chamber of said plug housing.
51. A connector for a communications system according to claim 47, wherein
said cable sheath abuts said second insert rear end externally of said plug housing.
52. A connector for a communications system according to claim 47, wherein
said first, second, third and fourth channels of said second insert are substantially parallel.
53. A connector for a communications system according to claim 47, wherein
said second and third channels are between said first and fourth channels.
54. A connector for a communications system according to claim 47, wherein
said second channel is above said third channel.
55. A connector for a communications system according to claim 47, wherein
each wire of said four pairs of wires is substantially axially arranged at said front end of said plug housing.
56. A connector for a communications system according to claim 47, wherein
said first and second inserts are made of a non-conductive material.
57. A connector for a communications system according to claim 47, wherein
said first and second inserts are made of a polycarbonate material.
58. A connector for a communications system according to claim 47, wherein
said first and second inserts are made of a dielectric material.
59. A connector for a communications system according to claim 47, wherein
said cable sheath abuts a shoulder on said second insert proximal said rear end of said second insert.
60. A connector for a communications system according to claim 47, wherein
said overmold is a low temperature, low pressure overmold.
61. A connector for a communications system according to claim 47, wherein
said overmold has an outwardly extending projection to prevent snagging a latch on said plug housing.
62. A connector for a communications system according to claim 47, wherein
said third insert is substantially X-shaped.
63. A method of assembling a plug for a communications systems, comprising the steps of
controlling two of four pairs of twisted wires extending from a cable sheath by selecting a degree of twist ranging from untwisted to fully twisted;
passing each pair of the two pairs of twisted wires and the two pairs of controlled wires through a channel in a second insert;
untwisting any twisted wires to form four pairs of untwisted wires;
passing each untwisted wire through a trough in a passageway of a first insert;
inserting the first insert into an internal chamber of a plug housing;
aligning openings in the first insert with slots in the plug housing; and
engaging an insulation displacement contact with each wire by inserting the insulation displacement contact through one of the slots in the plug housing and the aligned opening in the first insert.
64. A method of assembling a plug for a communications systems according to claim 63, wherein
passing each pair of the two pairs of twisted wires and the two pairs of controlled wires through a channel in a second insert comprises passing the two pairs of controlled wires through inner channels and passing the two pairs of twisted wires through outer channels.
65. A method of assembling a plug for a communications systems according to claim 63, wherein
passing each wire through a trough in a passageway of a first insert comprises passing each wire through the trough so that the wires are substantially axially arranged.
66. A method of assembling a plug for a communications systems according to claim 63, further comprising
inserting a third insert in the cable sheath to separate an internal passageway of the cable sheath into four sections; and
running each pair of the four twisted pairs of wires through one of the four sections within the cable sheath.
67. A method of assembling a plug for a communications systems according to claim 63, further comprising
abutting a rear end of the second insert with the cable sheath.
68. A method of assembling a plug for a communications systems according to claim 63, further comprising
substantially abutting a rear end of said first insert with a front end of said second insert.
69. A connector for a communications system, comprising:
an overmold extending between and partially surrounding a cable sheath and a plug housing;
a latch extending from said plug housing; and
a projection extending outwardly from said overmold to prevent snagging said latch.
70. A connector for a communications system according to claim 69, wherein
said projection is unitarily formed with said overmold.
71. A connector for a communications system according to claim 69, wherein
said overmold is a low temperature, low pressure overmold.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A code division multiple access (CDMA) user device comprising:
a CDMA transceiver; and
a controller operable with the CDMA transceiver to establish a packet data communication session over a plurality of layers including a physical layer,
the controller being operable with the CDMA transceiver to facilitate use of a data traffic channel and a control channel during the packet data communication session, wherein the data traffic channel and control channel are associated with CDMA codes and the control channel carries information indicative of a data rate associated with the data traffic channel, the data traffic channel including a plurality of code channels, wherein the control channel is not adapted to carry voice or data traffic,
wherein a state of at least one of the layers other than the physical layer is maintained during the packet data communication session after the data traffic channel has been released, and
wherein the controller controls transmission of packet data on a number of code channels, wherein the number of code channels is based on an amount of packet data in a packet data queue.
2. The CDMA user device of claim 1, further comprising a channel multiplexer for multiplexing control and data traffic channels.
3. The CDMA user device of claim 1, wherein the user device is a portable device comprising an integrated unit having a modem, the CDMA transceiver, and the controller.
4. The CDMA user device of claim 1, wherein the CDMA transceiver is operable by the controller to transmit first CDMA signals on a transmission frequency, the transmission frequency being selected by the controller from a plurality of transmission frequencies, the CDMA transceiver also being operable by the controller to receive second CDMA signals on a reception frequency, the reception frequency being selected by the controller from a plurality of reception frequencies.
5. The CDMA user device of claim 1, wherein the CDMA user device further comprises a memory, the memory being configured to store class of service information, the controller being configured to retrieve the class of service information stored in the memory.
6. The CDMA user device of claim 1, wherein the CDMA user device further comprises a memory, the memory being configured to store maximum data rate information associated with the user device, the controller being operable to retrieve the stored maximum data rate information associated with the user device from the memory.
7. The CDMA user device of claim 1, wherein the controller is operable to determine whether to request the data traffic channel further based on an estimated data rate desired to transmit the packet data.
8. The CDMA user device of claim 1, wherein the code channels are sub-channels.
9. A code division multiple access (CDMA) user device comprising:
a transmitter;
a receiver; and
a controller operable with the transmitter and the receiver to establish a communication session over a plurality of layers including a physical layer, wherein the controller facilitates use of a traffic channel to carry data or voice and a control channel to carry only information other than data or voice during the communication session, wherein the traffic channel and the control channel are associated with CDMA codes, wherein a state of at least one of the plurality of layers other than the physical layer is maintained during the communication session after the traffic channel and the control channel have been released, and wherein the controller controls transmissions of data on a number of CDMA codes associated with the traffic channel, wherein the number of CDMA codes is based on an amount of data in a queue.
10. The CDMA user device of claim 9, wherein the CDMA codes associated with the traffic channel are associated with one or more sub-channels.
11. A code division multiple access (CDMA) user device comprising:
a transmitter; and
a controller operable with the transmitter to establish a communication session over a plurality of layers including a physical layer with a base station, wherein the transmitter transmits a control channel that carries control information, wherein the control information only includes information other than data or voice during the communication session, wherein the controller manages, by use of the control channel, a number of CDMA codes during the communication session, and wherein a state of at least one of the plurality of layers other than the physical layer is maintained during the communication session when no data, voice, or said control information is being transmitted by the transmitter.
12. The CDMA user device of claim 11, wherein the controller manages the number of CDMA codes during the communication session based on an amount of data in a queue.
13. The CDMA user device of claim 11, wherein the CDMA codes are associated with sub-channels.