US6594246B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
IP-flow identification in a wireless point to multi-point transmission system
Assignee: Dow Chemical Co
•
Filing: 1999-07-09
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Granted: 2003-07-15
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Expires: 2019-07-09
Abstract
Abstract A packet-centric wireless point to multi-point telecommunications system includes: a wireless base station coupled to a first data network; one or more host workstations coupled to the first data network; one or more subscriber customer premise equipment (CPE) stations in wireless communication with the wireless base station over a shared bandwidth using a packet-centric protocol; and one or more subscriber workstations coupled to each of the subscriber CPE stations over a second network; a resource allocation device optimizing end-user quality of service (QoS) and allocating shared bandwidth among the subscriber CPE stations; device for analyzing and scheduling an internet protocol (IP) flow over the shared wireless bandwidth, wherein the analyzing device comprises: identifying device identifying the IP flow.
Inventors
- 👤 Jacob W. Jorgensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:26
CPC Classifications
H; H04; H04W; H04W28/00; H04W28/16; H04W28/18; H04W28/20; H04L; H04L1/00; H04L1/20; H04L12/00; H04L12/02; H04L12/16; H04L12/18; H04L12/1813; H04L12/1827; H04L47/00; H04L47/10; H04L47/19; H04L47/193; H04L47/27; H04L63/00; H04L63/02; H04L63/0272; H04L63/04; H04L63/0428; H04L69/00; H04L69/16; H04L69/161; H04L69/163; H04L69/165; H04L69/169; H04Q; H04Q11/00; H04Q11/04; H04Q11/0407; H04Q11/0414; H04W28/02; H04W28/0273; H04W8/00; H04W8/02; H04W8/04; H04L12/1836; H04L12/189; H04Q2213/00; H04Q2213/1305; H04Q2213/13096; H04Q2213/13097; H04Q2213/13098; H04Q2213/13141; H04Q2213/13166; H04Q2213/13176; H04Q2213/13196; H04Q2213/13204; H04Q2213/13216; H04Q2213/1322; H04Q2213/13292; H04Q2213/13296; H04Q2213/13348; H04Q2213/13389; H04W28/24; H04W28/26; H04W72/00; H04W72/04; H04W72/12; H04W80/00; H04W88/00; H04W88/02; H04W88/06
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
118 words
A packet-centric wireless point to multi-point telecommunications system comprising: a wireless base station coupled to a first data network; one or more host workstations coupled to said first data network; one or more subscriber customer premise equipment (CPE) stations in wireless communication with said wireless base station over a shared bandwidth using a packet-centric protocol; and one or more subscriber workstations coupled to each of said subscriber CPE stations over a second network; resource allocation means optimizing end-user quality of service (QoS) and allocating shared bandwidth among said subscriber CPE stations; and means for analyzing and scheduling an internet protocol (IP) flow over said shared wireless bandwidth, wherein said analyzing means comprises: identifying means identifying said IP flow.
Claim 2
Dependent Claim
118 words
A packet-centric wireless point to multi-point telecommunications system comprising: a wireless base station coupled to a first data network; one or more host workstations coupled to said first data network; one or more subscriber customer premise equipment (CPE) stations in wireless communication with said wireless base station over a shared bandwidth using a packet-centric protocol; and one or more subscriber workstations coupled to each of said subscriber CPE stations over a second network; resource allocation means optimizing end-user quality of service (QoS) and allocating shared bandwidth among said subscriber CPE stations; and means for analyzing and scheduling an internet protocol (IP) flow over said shared wireless bandwidth, wherein said analyzing means comprises: identifying means identifying said IP flow.
Claim 3
Dependent Claim
19 words
The system according to claim 1 , wherein said IP flow is a transmission control protocol/internet protocol (TCP/IP) flow.
Claim 4
Dependent Claim
19 words
The system according to claim 1 , wherein said IP flow is a user datagram protocol/internet protocol (UDP/IP) flow.
Claim 5
Dependent Claim
37 words
The system according to claim 1 , wherein said identifying means comprises: means for analyzing one or more packet header fields in said IP flow; and means for distinguishing between a new and an existing IP flow.
Claim 6
Dependent Claim
32 words
The system according to claim 4 , wherein analyzing means is located at said subscriber CPE station for an uplink wireless connection from said subscriber CPE station to said wireless base station.
Claim 7
Dependent Claim
32 words
The system according to claim 4 , wherein distinguishing means is located at said subscriber CPE station for an uplink wireless connection from said subscriber CPE station to said wireless base station.
Claim 8
Dependent Claim
32 words
The system according to claim 4 , wherein analyzing means is located at said wireless base station for a downlink wireless connection from said wireless base station to said subscriber CPE station.
Claim 9
Dependent Claim
32 words
The system according to claim 4 , wherein distinguishing means is located at said wireless base station for a downlink wireless connection from said wireless base station to said subscriber CPE station.
Claim 10
Dependent Claim
44 words
The system of claim 4 , wherein said means for analyzing packet header fields comprises: means for buffering packets of said IP flows; means for extracting data from packet header fields of each of said packets; and means for analyzing said packet header fields.
Claim 11
Dependent Claim
47 words
The system of claim 9 , wherein said means for extracting data from packet header fields of each of said packets comprises: means for determining whether said packets are a packet version IPv.4 or IPv.6; and means for parsing said packet header fields of said IP flows.
Claim 12
Dependent Claim
18 words
The system of claim 9 , wherein said analyzing means comprises: means for determining a source application type.
Claim 13
Dependent Claim
34 words
The system of claim 11 , wherein said means for determining said source application type comprises: means for storing and retrieving a source application type to and from a source application packet header table.
Claim 14
Dependent Claim
31 words
The system of claim 11 , wherein said means for determining said source application type comprises: means for determining a source application from a type of service (TOS) packet header field.
Claim 15
Dependent Claim
30 words
The system of claim 11 , wherein said means for determining said source application type comprises: means for determining a source application from a differentiated services (DiffServ) packet header field.
Claim 16
Dependent Claim
30 words
The system of claim 11 , wherein said means for determining said source application type comprises: means for determining a source application from information provided by a direct application conduit.
Claim 17
Dependent Claim
41 words
The system of claim 4 , wherein said means for distinguishing between a new and an existing IP flow comprises: means for storing and retrieving identification information for an existing IP flow to and from an IP flow identification data table.
Claim 18
Dependent Claim
47 words
A wireless point to multipoint telecommunication system for identifying an internet protocol (IP) flow, comprising: means for determining whether the IP flow is known to the system based on a packet received over a wireless medium; means for identifying a source application having transmitted said received packet.
Claim 19
Dependent Claim
47 words
A wireless point to multipoint telecommunication system for identifying an internet protocol (IP) flow, comprising: means for determining whether the IP flow is known to the system based on a packet received over a wireless medium; means for identifying a source application having transmitted said received packet.
Claim 20
Dependent Claim
55 words
The system according to claim 17 , further comprising: a wireless base station; and a subscriber customer premise equipment (CPE) station in wireless communication with said wireless base station, wherein said determining means is located at said wireless base station for a downlink wireless connection from said wireless base station to said subscriber CPE station.
Claim 21
Dependent Claim
55 words
The system according to claim 17 , further comprising: a wireless base station; and a subscriber customer premise equipment (CPE) station in wireless communication with said wireless base station, wherein said determining means is located at said subscriber CPE station for an uplink wireless connection from said subscriber CPE station to said wireless base station.
Claim 22
Dependent Claim
55 words
The system according to claim 17 , further comprising: a wireless base station; and a subscriber customer premise equipment (CPE) station in wireless communication with said wireless base station, wherein said identifying means is located at said wireless base station for a downlink wireless connection from said wireless base station to said subscriber CPE station.
Claim 23
Dependent Claim
55 words
The system according to claim 17 , further comprising: a wireless base station; and a subscriber customer premise equipment (CPE) station in wireless communication with said wireless base station, wherein said identifying means is located at said subscriber CPE station for an uplink wireless connection from said subscriber CPE station to said wireless base station.
Claim 24
Dependent Claim
63 words
The system according to claim 17 , wherein said determining means comprises: means for buffering said packet; means for extracting identification information from a packet header field of said packet; means for performing a lookup of an existing IP flow identifier using said identification information in an existing IP flow data table to determine whether the IP flow is known to the system.
Claim 25
Dependent Claim
53 words
The system according to claim 17 , wherein said identifying means comprises: means for buffering said packet; means for extracting information from a packet header field of said packet; means for performing a lookup of a source application type using said information in a source application data table to identify said source application.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2006-07-14 | 2007-01-13 | 2007-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2010-07-14 | 2011-01-13 | 2011-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2014-07-14 | 2015-01-13 | 2015-07-15 | $7700.00 | Window Closed / Lapsed |