IP Library Granted Patent US 8,774,109
Granted Patent B2
US 8,774,109 · App. 12/817,871 · Granted Jul 8, 2014

Mobile communications network with distributed processing resources

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Quick Facts
Patent No.
US 8,774,109
App. No.
12/817,871
Granted
Jul 8, 2014
Kind
B2
Abstract

A mobile communications network is disclosed which comprises a plurality of radio heads, a cloud processing architecture, and a plurality of radio head links. The plurality of radio heads are for transceiving radio signals and for converting the radio signals between baseband representations of the radio signals and radio frequency representation of the radio signals. The cloud processing architecture is for processing the baseband representations of the radio signals. The cloud processing architecture is ad hoc shareable on demand between different ones of the plurality of radio heads. The plurality of radio head links is provided between the plurality of radio heads and the cloud processing architecture. A corresponding method for processing radio signals for a mobile communications network and corresponding computer program products are also disclosed.

Claims (46)

1. A mobile communications network comprising:

a plurality of radio heads for transceiving radio signals and for converting the radio signals between baseband representations of the radio signals and radio frequency representation of the radio signals;

a cloud processing architecture with localized timing references for processing the baseband representations of the radio signals and ad hoc allocating on demand between different ones of the plurality of radio heads a share of non-dedicated cloud processing resources, from among the plurality of the sharable cloud processing resources, for processing the baseband representations of the radio signals belonging to different ones of the plurality of radio heads by using the localized timing references in the allocated share of the cloud processing resources and

a plurality of radio head links between the plurality of radio heads and the cloud processing architecture with localized timing references;

wherein the plurality of radio heads have a radio head timing reference to compensate for delays introduced by the plurality of radio head links when the delays are time varying and/or random.

2. The mobile communications network of claim 1 , further comprising:

a base station implemented in the non-dedicated cloud processing resources.

3. The mobile communications network of claim 2 , further comprising:

a base station timing reference.

4. The mobile communications network of claim 1 , further comprising:

a cloud processing architecture timing reference.

5. The mobile communications network of claim 1 , further comprising:

a PSTN link as a part of the plurality of radio head links between the plurality of radio heads and cloud processing resources.

6. The mobile communications network of claim 1 , wherein the plurality of radio heads comprise at least one of an upconverter and a downconverter adapted to frequency-convert the radio signals.

7. The mobile communications network of claim 1 , wherein the demand for allocating a share of the cloud processing architecture with localized timing references is based on a number of users connected to a given radio head.

8. The mobile communications network of claim 1 , wherein the demand for allocating a share of the cloud processing architecture with localized timing references is based on an amount of data downloaded or uploaded via the radio head.

9. The mobile communications network of claim 1 , wherein the cloud processing architecture with localized timing references is adapted to re-route packets of the baseband representation of the radio signals belonging to different ones of the plurality of radio heads during a hand-over process.

10. A method for processing radio signals for a mobile communications network comprising the steps of:

transceiving the radio signals;

converting the radio signals between baseband representations of the radio signals and radio frequency representations of the radio signals;

passing packets of the baseband representations of the radio signals between a plurality of radio heads and a plurality of non-dedicated cloud processing resources of a cloud processing architecture with localized timing references via a plurality of radio head links;

ad hoc allocating on demand between different ones of the plurality of radio heads a share of the non-dedicated cloud processing resources, from among the plurality of shareable non-dedicated cloud processing resources, for processing the baseband representations of the radio signals belonging to different ones of the plurality of radio heads by using the localized timing references in the allocated share of the cloud processing resources;

processing the baseband representations of the radio signals belonging to different ones of the plurality of radio heads in the allocated share of the cloud processing resources; and

providing a radio head timing reference locally to a radio head in the plurality of radio heads to compensate for delays introduced by the plurality of radio head links when the delays are time varying and/or random.

11. The method of claim 10 , further comprising:

providing a base station timing reference locally to a base station that is part of the mobile communications network.

12. The method of claim 10 , further comprising:

providing a timing reference locally to at least one non-dedicated processing resource of the plurality of non-dedicated processing resources.

13. The method of claim 10 , wherein the packets of the baseband representations of the radio signals are passed over a PSTN network.

14. The method of claim 10 , further comprising:

at a radio head of the plurality of remote radio heads, frequency-converting the radio signals.

15. The method of claim 10 , wherein the demand for allocating a share of the cloud processing architecture with localized timing references is based on a number of users connected to a given radio head.

16. The method of claim 10 , wherein the demand for allocating a share of the cloud processing architecture with localized timing references is based on an amount of data downloaded or uploaded via the radio head.

17. The method of claim 10 , wherein the baseband representation of the radio signals belonging to different ones of the plurality of radio heads are rerouted during a hand-over process.

18. A computer program product comprising a non-transitory computer-usable medium having control logic stored therein for causing a computer to manufacture a mobile communications network comprising:

a plurality of radio heads for transceiving radio signals and for converting the radio signals between baseband representations of the radio signals and radio frequency representations of the radio signals;

a cloud processing architecture for processing the baseband representations of the radio signals and ad hoc allocating on demand between different ones of the plurality of radio heads a share of non-dedicated cloud processing resources, from among the plurality of the sharable cloud processing resources, for processing the baseband representations of the radio signals belonging to different ones of the plurality of radio heads by using the localized timing references in the allocated share of the cloud processing resources;

a plurality of radio head links between the plurality of radio heads and the cloud processing architecture with localized timing references; and

wherein the plurality of radio heads have a radio head timing reference to compensate for delays introduced by the plurality of radio head links when the delays are time varying and/or random.

19. A computer program product comprising a non-transitory computer-usable medium having control logic stored therein for causing a computer to manufacture a mobile communications network comprising the steps of:

transceiving the radio signals;

converting the radio signals between the baseband representations of the radio signals and radio frequency representations of the radio signals;

passing packets of the baseband representation of the radio signals between a plurality of radio heads and a plurality of non-dedicated cloud processing resources of a cloud processing architecture with localized timing references via a plurality of radio head links;

ad hoc allocating on demand between different ones of the plurality of radio heads a share of a non-dedicated cloud processing resource, from among the plurality of shareable cloud processing resources, for processing the baseband representations of the radio signals belonging to different ones of the plurality of radio heads in the allocated share of the cloud processing resources;

processing the baseband representations of the transceived radio signals belonging to different ones of the plurality of radio heads by using the localized timing references in the allocated share of the cloud processing resources; and

providing a radio head timing reference locally to a radio head in the plurality of radio heads to compensate for delays introduced by the plurality of radio head links when the delays are time varying and/or random.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 17, 2020
From: KATHREIN SE
To: ERICSSON AB
Reel/Frame 053798/0470 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 17, 2020
From: ERICSSON AB
To: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Reel/Frame 053816/0791 →
CONFIRMATION OF GRANT OF SECURITY INTEREST IN U.S. INTELLECTUAL PROPERTY Recorded Sep 20, 2018
From: KATHREIN SE (SUCCESSOR BY MERGER TO KATHREIN-WERKE KG)
To: COMMERZBANK AKTIENGESELLSCHAFT, AS SECURITY AGENT
Reel/Frame 047115/0550 →
MERGER AND CHANGE OF NAME Recorded Sep 19, 2018
From: KATHREIN-WERKE KG; KATHREIN SE
To: KATHREIN SE
Reel/Frame 047114/0982 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 7, 2013
From: UBIDYNE, INC.
To: KATHREIN-WERKE KG
Reel/Frame 031598/0597 →