IP Library Granted Patent US 11,191,121
Granted Patent B2
US 11,191,121 · App. 16/520,242 · Granted Nov 30, 2021

Multipath TCP with mesh access

Inventors: David Cullerot (Amherst, NH); Yang Cao (Westford, MA); Jitender Arora (Westford, MA)
Assignee: Parallel Wireless, Inc.
H04W76/16H04W80/06H04W88/10H04W88/182
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Quick Facts
Patent No.
US 11,191,121
App. No.
16/520,242
Granted
Nov 30, 2021
Kind
B2
Abstract

Systems, methods and computer software are disclosed for providing Multipath Transmission Control Protocol (MPTCP) with mesh access. A multi Radio Access Technology (RAT) base station gateway having a MPTCP proxy, proxies an initial MPTCP connection from a User Equipment (UE). The multi-RAT base station gateway determines if the UE is capable of MPTCP to provide MPTCP. When the UE is capable of MPTCP, then the multi-Rat base station provides a Wi-Fi connection and an LTE connection. When the UE is not capable of MPTCP, then the multi-RAT base station provides an LTE connection.

Claims (26)

1. A method for providing Multipath Transmission Control Protocol (MPTCP) using a multi-radio access technology (M-RAT) base station, comprising:

proxying, by the M-RAT base station gateway having a MPTCP proxy, an MPTCP connection with a User Equipment (UE);

determining by the M-RAT base station gateway, if the UE is capable of MPTCP to provide MPTCP with the UE;

when the UE is capable of MPTCP, then providing, by the M-RAT base station gateway, a Wi-Fi connection and an LTE connection as a MPTCP connection;

when the UE is not capable of MPTCP, then providing, by the M-RAT base station, an LTE connection; and

when the UE is capable of MPTCP, carrying UDP traffic via the Wi-Fi connection and re-anchored to the packet data network gateway (PGW) by the M-RAT base station gateway via an S2a interface, and; when the UE is not capable of MPTCP, relaying the LTE local serving traffic to a macro.

2. The method of claim 1 wherein the base station gateway is one or more of a mobile base station, a self-organizing base station and a mesh base station.

3. The method of claim 1 further comprising acting, by the MPTCP proxy, as a proxy-relay when the application server does not support MPTCP; and providing, by the MPTCP proxy, transparent forwarding when the application server does support MPTCP.

4. The method of claim 1 wherein the MPTPC proxy is situated between a cellular core network of the base station and the Internet, and between a security gateway of the Wi-Fi Access Point (AP) and the Internet.

5. A method for providing Multipath Transmission Control Protocol (MPTCP) using a multi-radio access technology (M-RAT) base station, comprising:

proxying, by the M-RAT base station gateway having a MPTCP proxy, an initial MPTCP connection with a User Equipment (UE);

determining, by the M-RAT base station gateway, if there is sufficient 5G capacity to provide MPTCP;

when there is sufficient 5G capacity, then providing, by the M-RAT base station, a 5G connection and a 4G connection;

when there is insufficient 5G capacity, then providing, by the multi-RAT base station, a 4G connection; and

when there is sufficient 5G capacity, carrying UDP traffic via the 5G connection and re-anchored to the packet data network gateway (PGW) by the M-RAT base station gateway via an S2a interface, and; when there is insufficient 5G capacity, relaying the 4G local serving traffic to a macro.

6. The method of claim 5 wherein the base station gateway is one or more of a mobile base station, a self-organizing base station and a mesh base station.

7. The method of claim 5 further comprising acting, by the MPTCP proxy, as a proxy-relay when the application server does not support MPTCP; and providing, by the MPTCP proxy, transparent forwarding when the application server does support MPTCP.

8. The method of claim 5 wherein the MPTPC proxy is situated between a cellular core network of the base station and the Internet.

9. A method for providing Multipath Transmission Control Protocol (MPTCP) using a multi-radio access technology (M-RAT) base station, comprising:

proxying, by the M-RAT base station gateway having a MPTCP proxy, an initial MPTCP connection with a User Equipment (UE);

determining, by the multi-RAT base station, if there is sufficient cellular capacity to provide MPTCP with the UE;

when there is sufficient cellular capacity, then providing, by the M-RAT base station gateway, a cellular connection and a Wi-Fi connection; when there is insufficient cellular capacity, then providing, by the M-RAT base station, a Wi-Fi connection; and

when there is sufficient cellular capacity, carrying UDP traffic via the cellular connection and re-anchored to the packet data network gateway (PGW) by the M-RAT base station gateway via an S2a interface, and; when there is insufficient cellular capacity, relaying the Wi-Fi local serving traffic to a macro.

10. The method of claim 9 wherein the base station is one or more of a mobile base station, a self-organizing base station and a mesh base station.

11. The method of claim 9 further comprising acting, by the MPTCP proxy, as a proxy-relay when the application server does not support MPTCP; and providing, by the MPTCP proxy, transparent forwarding when the application server does support MPTCP.

12. The method of claim 9 wherein the MPTPC proxy is situated between a cellular core network of the base station and the Internet, and between a security gateway of the Wi-Fi Access Point (AP) and the Internet.

Assignments (5)
RELEASE OF SECURITY INTEREST Recorded Jul 12, 2022
From: VENTURE LENDING & LEASING IX, INC.; WTI FUND X, INC.
To: PARALLEL WIRELESS, INC.
Reel/Frame 060900/0022 →
RELEASE OF SECURITY INTEREST Recorded Jul 8, 2022
From: VENTURE LENDING & LEASING IX, INC.; VENTURE LENDING & LEASING VIII, INC.
To: PARALLEL WIRELESS, INC.
Reel/Frame 060828/0394 →
SECURITY INTEREST Recorded Mar 1, 2022
From: PARALLEL WIRELESS, INC.
To: VENTURE LENDING & LEASING IX, INC.; WTI FUND X, INC.
Reel/Frame 059279/0851 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 29, 2021
From: CULLEROT, DAVID; CAO, YANG; ARORA, JITENDER
To: PARALLEL WIRELESS, INC.
Reel/Frame 057967/0482 →
SECURITY INTEREST Recorded Jan 2, 2020
From: PARALLEL WIRELESS, INC.
To: VENTURE LENDING & LEASING IX, INC.; VENTURE LENDING & LEASING VIII, INC.
Reel/Frame 051459/0959 →
Continuity (2)
Provisional Application 62702257 · Jul 23, 2018
Related Publication 20200029382A1 · Jan 23, 2020