IP Library Granted Patent US 8,432,893
Granted Patent B2
US 8,432,893 · App. 10/329,033 · Granted Apr 30, 2013

RLAN wireless telecommunication system with RAN IP gateway and methods

Inventors: Prabhakar R. Chitrapu (Blue Bell, PA); Narayan Parappil Menon (Old Bethpage, NY); Fatih M. Ozluturk (Port Washington, NY); Brian Gregory Kiernan (Voorhees, NJ)
Assignee: InterDigital Technology Corporation
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Quick Facts
Patent No.
US 8,432,893
App. No.
10/329,033
Granted
Apr 30, 2013
Kind
B2
Abstract

A Radio Local Area Network (RLAN) includes a Radio Access Network Internet Protocol (RAN IP) gateway that enables connectivity to the public Internet. The system may serve as a stand-alone system or be incorporated into a UMTS used with conventional Core Network, particularly for tracking and implementing AAA functions in the Core Network.

Claims (20)

1. A method comprising:

receiving, at a Radio Access Network (RAN) gateway, data in a third generation partnership project (3GPP) wireless format from at least one user equipment (UE);

routing, at the RAN gateway, the data in internet protocol (IP) formatted packets directly through an Internet interface with serving general packet radio service (GPRS) support node (SGSN) functions to bypass a core network; and

tunneling, at the RAN gateway, authentication, authorization, and accounting (AAA) information related to the at least one UE directly through the Internet interface to a Home Subscriber Server (HSS) at the core network.

2. The method as in claim 1 , further comprising:

directing a selected IP formatted packet to the core network through the Internet interface.

3. The method as in claim 1 , further comprising:

performing time division duplex (TDD) code division multiple access (CDMA) wireless communication.

4. The method as in claim 1 wherein the IP formatted packets are routed directly through an Internet interface with gateway general packet radio service (GPRS) support node (GGSN) functions.

5. The method as in claim 1 , further comprising:

providing picocell coverage.

6. A Radio Access Network (RAN) gateway apparatus comprising:

a radio component configured to:

receive data in a third generation partnership project (3GPP) wireless format from at least one user equipment (UE),

route the data in internet protocol (IP) formatted packets directly through an Internet interface with serving general packet radio service (GPRS) support node (SGSN) functions to bypass a core network, and

tunnel authentication, authorization and accounting (AAA) information related to the at least one UE directly through the Internet interface to a Home Subscriber Server (HSS) at the core network.

7. The RAN gateway apparatus as in claim 6 wherein the radio component is further configured to direct a selected IP formatted packet to the core network through the Internet interface.

8. The RAN gateway apparatus as in claim 6 wherein the radio component is further configured to perform time division duplex (TDD) code division multiple access (CDMA) wireless communication.

9. The RAN gateway apparatus as in claim 6 wherein the radio component is further configured with gateway general packet radio service (GPRS) support node (GGSN) functions.

10. The RAN gateway apparatus as in claim 6 wherein the radio component is further configured to provide picocell coverage.

Assignments (7)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 8, 2021
From: RNB WIRELESS LLC
To: PANTECH WIRELESS, LLC
Reel/Frame 056682/0095 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 29, 2021
From: SIGNAL TRUST FOR WIRELESS INNOVATION
To: RNB WIRELESS LLC
Reel/Frame 055170/0866 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 6, 2013
From: DST HOLDINGS, INC.
To: SIGNAL TRUST FOR WIRELESS INNOVATION
Reel/Frame 031597/0485 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 17, 2013
From: INTERDIGITAL HOLDINGS, INC.
To: INTERDIGITAL, INC.
Reel/Frame 031434/0249 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 17, 2013
From: INTERDIGITAL TECHNOLOGY CORPORATION
To: INTERDIGITAL HOLDINGS, INC.
Reel/Frame 031434/0015 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 17, 2013
From: INTERDIGITAL, INC.
To: DST HOLDINGS, INC.
Reel/Frame 031434/0302 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 11, 2003
From: CHITRAPU, PRABHAKAR R.; MENON, NARAYAN PARAPPIL; OZLUTURK, FATIH M.; KIERNAN, BRIAN GREGORY
To: INTERDIGITAL TECHNOLOGY CORPORATION
Reel/Frame 013573/0977 →
Continuity (7)
Provisional Application 60367949 · Mar 26, 2002
Provisional Application 60367975 · Mar 26, 2002
Provisional Application 60367946 · Mar 26, 2002
Provisional Application 60367945 · Mar 26, 2002
Provisional Application 60367950 · Mar 26, 2002
Provisional Application 60367948 · Mar 26, 2002
Related Publication 20030185178A1 · Oct 2, 2003