US 11,844,014 B2
Service authorization for indirect communication in a communication system
Nagendra S Bykampadi, Bangalore (IN); Jani Ekman, Kangasala (FI); and Silke Holtmanns, Klaukkala (FI)
Assigned to NOKIA TECHNOLOGIES OY, Espoo (FI)
Appl. No. 17/264,105
Filed by Nokia Technologies Oy, Espoo (FI)
PCT Filed Apr. 3, 2020, PCT No. PCT/FI2020/050216
§ 371(c)(1), (2) Date Jan. 28, 2021,
PCT Pub. No. WO2020/221956, PCT Pub. Date Nov. 5, 2020.
Claims priority of application No. 201941016836 (IN), filed on Apr. 27, 2019.
Prior Publication US 2021/0297942 A1, Sep. 23, 2021
Int. Cl. H04W 48/18 (2009.01); H04W 12/106 (2021.01); H04W 12/61 (2021.01); H04W 12/084 (2021.01); H04W 12/06 (2021.01); H04W 48/16 (2009.01)
CPC H04W 48/18 (2013.01) [H04W 12/06 (2013.01); H04W 12/084 (2021.01); H04W 12/106 (2021.01); H04W 12/61 (2021.01); H04W 48/16 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A method comprising:
receiving a service request at a first service communication proxy element, wherein the service request is received from a service consumer and is a request to access at least one service of a service producer;
determining, by the first service communication proxy element, at least one target service producer based on the service request;
sending, from the first service communication proxy element, an access token request to an authorization entity, wherein the access token request is generated based on the determining step;
receiving, at the first service communication proxy element, an access token response from the authorization entity, wherein the access token response comprises an access token; and
sending, from the first service communication proxy element, a service request with the access token to a second service communication proxy element, wherein the second service communication proxy element is associated with the target service producer.