Apparatus and method for intelligent scalable switching network

• US 6,640,239 B1
• Filed: 11/10/1999
• Issued: 10/28/2003
• Est. Priority Date: 11/10/1999
• Status: Expired due to Fees

• Current Assignee: Garuda Network Corporation
• Original Assignee: Garuda Network Corporation
• Inventors: Gidwani, Sanjay M.
• Primary Examiner(s): Maung, Zarni
• Application Number:
  US09/437,557
• Time in Patent Office: 1,448 Days
• Field of Search: 709/203, 709/219, 709/250, 709/217, 709/226, 370/353
• US Class Current: 709/203
• CPC Class Codes: H04L 65/1083 In-session procedures
• CPC Class Codes: H04L 65/1101 Session protocols
• CPC Class Codes: H04L 65/401 wherein the services involve a main real-time session and one or more additional parallel real-time or time sensitive sessions, e.g. white board sharing or spawning of a subconference
• CPC Class Codes: H04L 65/403 Arrangements for multi-party communication, e.g. for conferences data switching systems for conference H04L12/18; arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities H04M3/56; television conferencing systems H04N7/15
• CPC Class Codes: H04L 65/611 for multicast or broadcast systems for broadcast or conference H04L12/18; arrangements for broadcast or distribution combined with broadcast H04H20/00; arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time H04H60/00; selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS], H04W4/06
• CPC Class Codes: H04L 65/612 for unicast
• CPC Class Codes: H04L 65/752 adapting media to network capabilities
• CPC Class Codes: H04L 65/762 at the source reformatting of additional data in video distribution servers H04N21/2355
• CPC Class Codes: H04L 67/01 Protocols
• CPC Class Codes: H04L 67/02 based on web technology, e.g. hypertext transfer protocol [HTTP]
• CPC Class Codes: H04L 67/2871 Implementation details of single intermediate entities
• CPC Class Codes: H04L 67/51 Discovery or management thereof, e.g. service location protocol [SLP] or web services
• CPC Class Codes: H04L 67/566 Grouping or aggregating service requests, e.g. for unified processing
• CPC Class Codes: H04L 69/08 Protocols for interworking; Protocol conversion
• CPC Class Codes: H04L 69/14 Multichannel or multilink protocols
• CPC Class Codes: H04L 69/18 Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
• CPC Class Codes: H04M 3/42 Systems providing special services or facilities to subscribers specially adapted for wireless communication networks H04W4/00
• CPC Class Codes: H04Q 3/0025 Provisions for signalling

Abstract

An intelligent scalable switching network. The present invention provides a unified Internet portal server (UIP Server) having multi-line capability, and a unified Internet portal client (UIP Client) incorporating functionality of a Customer Premise Equipment (CPE) DSL Modem, wherein the UIP Client is capable of communicating with the UIP Server via a network to provide a service to a subscriber using the UIP Client. According to the invention, the UIP server comprises a single server chassis incorporating all of a plurality of processing elements. In addition, the UIP Server is located remote from a Subscriber Location (SL) and is capable of providing a plurality of services using a Digital Subscriber Line (DSL). The UIP Client is located at the SL and is capable of deploying DSL capability on a single communication line.

Claims

1. An apparatus for an intelligent scalable switching network comprising

a unified Internet portal server (UIP Server) having multi-line capability, wherein the UIP server comprises a single server chassis incorporating all of a plurality of processing elements, the UIP Server being capable of providing a plurality of services using a Digital Subscriber Line (DSL), the UIP Server being located remote from a Subscriber Location (SL);

and

a unified Internet portal client (UIP Client) incorporating functionality of a Customer Premise Equipment (CPE) DSL Modem, the UIP Client being capable of communicating with the UIP Server via a network to provide a service to a subscriber using the UIP Client, wherein the UIP Client is capable of deploying DSL capability, the UIP Client being located at the SL.

2. The apparatus of claim 1, wherein the DSL capability is configured for the UIP Client remotely via software.

3. The apparatus of claim 1, wherein the DSL capability is a DSL standard selected from the group consisting of SDSL, ADSL, HDSL, VDSL and IDSL.

4. The apparatus of claim 1, further comprising a storage element wherein the storage element stores configurational capabilities and initialization parameters for operation of the apparatus.

5. The apparatus of claim 4, wherein the storage element is a hard disk drive.

6. The apparatus of claim 5, wherein the hard disk drive is located in the UIP Server chassis.

7. The apparatus of claim 6, wherein the hard disk drive provides for video on demand capability.

8. The apparatus of claim 6, wherein the hard disk drive provides for remote recording capability.

9. The apparatus of claim 4, wherein the storage element is a semiconductor memory.

10. The apparatus of claim 4, wherein the storage element is located at a Central Office (CO).

11. The apparatus of claim 10 further comprising a multi-channel stack controller.

12. The apparatus of claim 4, wherein the storage element is located at a location remote from the CO and the storage element is connected to the UIP Server.

13. The apparatus of claim 12, wherein the connection is via a Wide Area Network.

14. The apparatus of claim 1, wherein the UIP Client includes a self strapping capability whereby the UIP Client can configure basic functionality of the UIP Client.

15. The apparatus of claim 14, wherein the basic functionality of the UIP Client includes initialization parameters for operation of the apparatus.

16. The apparatus of claim 1, further comprising an ATM based interface for interfacing with an ATM network, the ATM based interface is selected from the group consisting of OC-N wherein N is an integer.

17. The apparatus of claim 1, further comprising a video farm element.

18. The apparatus of claim 17, wherein the video farm element is a DVD based optical video player architecture.

19. The apparatus of claim 17, wherein the UIP Server can deliver a video stream to the UIP Client via the single communication line.

20. The apparatus of claim 1, further comprising a standard cable TV interface.

21. The apparatus of claim 20, wherein the UIP Server includes a digital tuner which can be used to tune the UIP Client to a given broadcast signal.

22. The apparatus of claim 1 further comprising a means of multi-channel statistical multiplexing wherein a plurality of DSL channels are treated as a single pool of DSL channels whereby the single pool of DSL channels are dedicated to the single UIP Server chassis such that a first UIP Client has access to all of the resource of the single pool of DSL channels.

23. The apparatus of claim 22, wherein the first UIP Client is charged consistent with the first UIP Client'"'"'s use of the resource of the single pool of DSL channels.

24. The apparatus of claim 1, further comprising dynamic provisioning wherein a service feature provided to the UIP Client can be configured on the UIP Server from the UIP Client.

25. The apparatus of claim 24, wherein the UIP Client can be configured to use a semi dynamic profile wherein the subscriber can select a first bandwidth and a first performance characteristic of the service and the first bandwidth and the first performance characteristic is set as a preferred configuration.

26. The apparatus of claim 24, wherein the UIP Client can be configured to use a dynamic profile wherein the subscriber can select a second bandwidth specific to an application.

27. The apparatus of claim 26, wherein the application is a symmetric application and the service feature is a symmetric DSL technology.

28. The apparatus of claim 26, wherein the application is an asymmetric application and the service feature is an asymmetric DSL technology.

29. The apparatus of claim 24, wherein the UIP Client can be configured to use a dynamic profile wherein the subscriber can select a second bandwidth specific to a session.

30. The apparatus of claim 1, wherein the plurality of services can be selected from the group consisting of video, voice and data.

31. The apparatus of claim 1, further comprising a set-top box wherein the set-top box is capable of connecting to the UIP Server via the network and the set-top box is capable of requesting data from the UIP Server.

32. The apparatus of claim 31, wherein the set-top box is capable of storing the data received from the UIP Server.

33. The apparatus of claim 31 wherein the network is the Internet.

34. The apparatus of claim 1 wherein the network is the Internet.

35. The apparatus of claim 1, wherein the UIP Server includes an ATM switch whereby the UIP Server is capable of providing a switching capability.

36. The apparatus of claim 1, wherein the UIP Server includes a router whereby the UIP Server is capable of providing a routing capability.

37. The apparatus of claim 1, wherein the UIP Server includes a striping methodology whereby a stream of data is divided into a plurality of data sets, the plurality of data sets being capable of intelligent distribution through the network.

38. The apparatus of claim 37, wherein the striping methodology is used in video on demand.

39. The apparatus of claim 37, wherein the data sets are distributed across a plurality of UIP Servers, the plurality of UIP Servers being located on the network, such that each of the plurality of UIP Servers provides one of the plurality of data sets to each of a plurality of UIP Clients.

40. The apparatus of claim 1, further comprising a unified Internet portal proxy server (UIP Proxy Server) wherein the UIP Proxy Server communicates with the UIP Client during the unavailability of the UIP Server.

41. The apparatus of claim 40, wherein the unavailability of the UIP Server is caused by congestion on the network.

42. The apparatus of claim 40, wherein each of the UIP Server and the UIP Proxy Server include a striping methodology whereby a stream of data is divided into a plurality of data sets, the plurality of data sets being capable of intelligent distribution through the network.

43. The apparatus of claim 1, further comprising a mechanism for load shedding.

44. The apparatus of claim 43, wherein the mechanism for load shedding is performed at a line level.

45. The apparatus of claim 43, wherein the mechanism for load shedding is performed at an application level.

46. The apparatus of claim 1, further comprising a lifeline service capability wherein during a power outage the service provided to the subscriber from the UIP Server only includes a voice support component and a basic DSL Modem functionality support component, whereby the lifeline service capability is available on a plurality of voice extensions through the UIP Client.

47. The apparatus of claim 1, wherein the UIP Server includes a data caching capability.

48. The apparatus of claim 47, wherein the data caching capability is Internet based.

49. The apparatus of claim 1, further comprising a plurality of UIP Servers located on the network, the plurality of UIP Servers providing for a distributed server capability whereby a stream of data is divided into a plurality of data sets, the plurality of data sets being capable of intelligent distribution through the network wherein the data sets are distributed across the plurality of UIP Servers such that each of the plurality of UIP Servers provides one of the plurality of data sets to each of a plurality of UIP Clients.

50. The apparatus of claim 1, further comprising a portable charging mechanism.

51. The apparatus of claim 50, herein the service is content delivery.

52. The apparatus of claim 51, wherein the content is a video feed.

53. The apparatus of claim 50, wherein the portable charging mechanism is a smart card wherein the smart card includes a couponing debit capability whereby the service provided from the UIP Server to the subscriber using the UIP Client can be debited to the smart card, the smart card requiring a decryption coupon that is used to access the service, the service being provided via a unidirectional, secure transmission via the network.

54. The apparatus of claim 50, wherein the portable charging mechanism is a credit card.

55. The apparatus of claim 50, wherein the portable charging mechanism is a debit card.

56. The apparatus of claim 50, wherein the service is e-commerce.

57. The apparatus of claim 1, wherein the UIP Server includes the capability of statistically multiplexed modulation and demodulation.

58. The apparatus of claim 57, wherein the UIP Server includes the capability of statistically multiplexed channel processing.

59. The apparatus of claim 1, further comprising a plurality of ATM traffic support modules.

60. The apparatus of claim 59, wherein the plurality of ATM traffic support modules can be selected from the group consisting of Available Bit Rate, Constant Bit Rate, Variable Bit Rate and Unspecified Bit Rate.

61. The apparatus of claim 1, wherein the UIP Client includes a capability to store recorded video content on the UIP Server.

62. The apparatus of claim 1, further comprising a means for providing voice messaging services.

63. The apparatus of claim 1, further comprising a means for an interactive voice response (IVR) service.

64. The apparatus of claim 1, further comprising a video conferencing capability including a front end located at the SL, the front end being responsible for Analog to Digital conversion, Digital to Analog Conversion, compression and formatting of data, and a back end located at the CO, the back end being responsible for protocol compliance with a video conferencing standard.

65. The apparatus of claim 64, wherein the video conferencing standard is H.320.

66. The apparatus of claim 1, wherein the UIP Client is a UIP Thin Client having only one interface.

67. The apparatus of claim 66, wherein the only one interface is a standard data interface.

68. The apparatus of claim 1, further comprising a storage element wherein the storage element stores application data for operation of the apparatus.

69. The apparatus of claim 68, wherein the application data is stored at the UIP Server.

70. The apparatus of claim 68, wherein the application data is capable of being accessed from a point source.

71. The apparatus of claim 70, wherein the point source is a telephone.

72. The apparatus of claim 70, wherein the point source is a personal computer.

73. The apparatus of claim 70, wherein the point source is a DSL line.

74. The apparatus of claim 68, wherein the storage element is semiconductor memory.

75. The apparatus of claim 1, wherein the UIP Server includes the capability to achieve a power conservation mode during an outage of the UIP Server.

76. The apparatus of claim 1, wherein the UIP Client includes the capability to achieve a power conservation mode during an outage of the UIP Client.

77. A method of providing an intelligent scalable switching network, the method comprising the steps of:

providing a unified Internet portal server (UIP Server) having multi-line capability, the UIP Server being located remote from a Subscriber Location (SL), the UIP Server being capable of providing a plurality of services using a Digital Subscriber Line (DSL);

incorporating all of a plurality of processing elements within a single UIP Server chassis;

providing, at a Subscriber Location (SL), a unified Internet portal client (UIP Client) wherein the UIP Client is capable of deploying DSL capability;

incorporating functionality of a Customer Premise Equipment (CPE) DSL Modem in the UIP Client; and

providing for communication of the UIP Client to the UIP Server via a network, whereby the UIP Client is capable of providing a service to a subscriber using the UIP Client.