PROSE INFORMATION TRANSMISSION METHOD, TERMINAL, AND COMMUNICATIONS DEVICE

• US 20170041754A1
• Filed: 08/29/2014
• Published: 02/09/2017
• Est. Priority Date: 06/30/2014
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: HE, Yue, OUYANG, Guowei, JIN, Hui, YI, Qiang
• Granted Patent: US 9,854,399 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H04L 67/303 Terminal profiles
• CPC Class Codes: H04L 67/51 Discovery or management thereof, e.g. service location protocol [SLP] or web services
• CPC Class Codes: H04W 4/023 using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
• CPC Class Codes: H04W 4/06 Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
• CPC Class Codes: H04W 48/16 Discovering, processing access restriction or access information
• CPC Class Codes: H04W 8/005 Discovery of network devices, e.g. terminals
• CPC Class Codes: H04W 84/042 Public Land Mobile systems, e.g. cellular systems
• CPC Class Codes: H04W 88/02 Terminal devices

Abstract

Embodiments of the present invention provide a ProSe information transmission method, a terminal, and a communications device, where the method includes: acquiring, by a second terminal, a fourth code word broadcast by a first terminal, where the fourth code word is a code word that is allocated to the first terminal by a first ProSe entity; sending, by the second terminal, a first message to a second ProSe entity when the fourth code word matches a prestored code word, where the first message carries the fourth code word and a first application identity; receiving, by the second terminal, a second message sent by the second ProSe entity, where the second message carries a second identity; and discovering, by the second terminal, a first application user according to the second identity. The present invention is applicable to the communications field.

Claims

1-28. -28. (canceled)

29. A proximity service (ProSe) information transmission method, comprising:

receiving, by a second ProSe entity, a first message sent by a second terminal, wherein the first message is configured to instruct the second ProSe entity to acquire a second identity, the second identity is an application user identity that is allocated to a first application user by a first application server, the first application user is a user of a first application of a first terminal, the first application server is an application server of the first application, and the second ProSe entity is a ProSe entity in a home public land mobile network (HPLMN) of the second terminal;

acquiring, by the second ProSe entity, the second identity; and

sending, by the second ProSe entity, a second message to the second terminal, wherein the second message carries the second identity, and the second identity is configured to indicate the first application user discovered by the second terminal.

30. The method according to claim 29, wherein the second message further carries a first application identity, the first application identity is an application identity of the first application, and the first application identity is configured to indicate the first application corresponding to the second identity.

31. The method according to claim 29, wherein the first message carries a fourth code word and a first application identity, the fourth code word is a code word that is allocated to the first terminal by a first ProSe entity, the first application identity is an application identity of the first application, and the first ProSe entity is a ProSe entity in an HPLMN of the first terminal;

and

the acquiring, by the second ProSe entity, the second identity comprises;

sending, by the second ProSe entity, a third message to the first ProSe entity, wherein the third message carries the fourth code word and the first application identity, so that the first ProSe entity acquires the fourth code word and the second identity corresponding to the first application identity; and

receiving, by the second ProSe entity, a fourth message sent by the first ProSe entity, wherein the fourth message carries the second identity.

32. The method according to claim 29, before receiving, by the second ProSe entity, the first message sent by the second terminal, further comprising:

receiving, by the second ProSe entity, a fifth message sent by the second terminal, wherein the fifth message is configured to instruct the second ProSe entity to acquire a fourth code word, the fourth code word is a code word that is allocated to the first terminal by a first ProSe entity, and the first ProSe entity is the ProSe entity in the HPLMN of the first terminal;

acquiring, by the second ProSe entity, the fourth code word; and

sending, by the second ProSe entity, a sixth message to the second terminal, wherein the sixth message carries the fourth code word.

33. The method according to claim 32, wherein the fifth message carries a third identity and a first application identity, the third identity is a temporary terminal identity that is allocated to the second terminal by the second ProSe entity, and the first application identity is an application identity of the first application;

and

the acquiring, by the second ProSe entity, the fourth code word comprises;

sending, by the second ProSe entity, a seventh message to the first application server according to the first application identity, wherein the seventh message carries the third identity;

receiving, by the second ProSe entity, an eighth message sent by the first application server, wherein the eighth message carries a first identity, and the first identity is a temporary terminal identity that is allocated to the first terminal by the first ProSe entity;

sending, by the second ProSe entity, a ninth message to the first ProSe entity, wherein the ninth message carries the first identity; and

receiving, by the second ProSe entity, a tenth message sent by the first ProSe entity, wherein the tenth message carries the fourth code word.

34. The method according to claim 32, wherein the fifth message carries first information, a fourth identity, and a first application identity, wherein the first information comprises a third identity or a sixth identity, the third identity is a temporary terminal identity that is allocated to the second terminal by the second ProSe entity, the sixth identity is a terminal identity of the second terminal, the fourth identity is an application user identity that is allocated to a second application user by the first application server, the second application user is a user of the first application of the second terminal, and the first application identity is an application identity of the first application;

and

wherein acquiring, by the second ProSe entity, the fourth code word comprises;

sending, by the second ProSe entity, a seventh message to the first application server according to the first application identity, wherein the seventh message carries the fourth identity;

receiving, by the second ProSe entity, an eighth message sent by the first application server, wherein the eighth message carries a first identity, and the first identity is a temporary terminal identity that is allocated to the first terminal by the first ProSe entity;

sending, by the second ProSe entity, a ninth message to the first ProSe entity, wherein the ninth message carries the first identity; and

receiving, by the second ProSe entity, a tenth message sent by the first ProSe entity, wherein the tenth message carries the fourth code word.

35. The method according to claim 29, wherein the first message carries a first code word, the first code word is a code word that is allocated to the second identity by a first ProSe entity, and the first ProSe entity is a ProSe entity in an HPLMN of the first terminal;

and

wherein acquiring, by the second ProSe entity, the second identity comprises;

acquiring, by the second ProSe entity, the second identity according to the first code word.

36. The method according to claim 35, before the sending, by the second ProSe entity, a second message to the second terminal, further comprising:

sending, by the second ProSe entity, a third message to the first application server, wherein the third message carries the second identity, and the second identity is a basis on which the first application server determines that an broadcast request of the first application user is allowed; and

receiving, by the second ProSe entity, a fourth message sent by the first application server, wherein the fourth message indicates that the broadcast request of the first application user is allowed.

37. The method according to claim 35, before the sending a second message to the second terminal, further comprising:

sending, by the second ProSe entity, a fifth message to the first ProSe entity, wherein the fifth message carries a first identity, a first application identity, and a fourth identity, the first identity is a temporary terminal identity that is allocated to the first terminal by the first ProSe entity, the first application identity is an application identity of the first application, the fourth identity is a temporary application user identity that is allocated to a second application user by the first application server, and the second application user is a user of the first application of the second terminal.

38. The method according to claim 35, before receiving, by the second ProSe entity, the first message, further comprising:

receiving, by the second ProSe entity, a sixth message sent by the second terminal, wherein the sixth message carries a third identity and a first application identity, the third identity is a temporary terminal identity that is allocated to the second terminal by the second ProSe entity, and the first application identity is an application identity of the first application;

determining, by the second ProSe entity, a fourth identity according to the third identity and the first application identity, wherein the fourth identity is a temporary application user identity that is allocated to a second application user by the first application server, and the second application user is a user of the first application of the second terminal;

sending, by the second ProSe entity, a seventh message to the first application server, wherein the seventh message carries the fourth identity;

receiving, by the second ProSe entity, an eighth message sent by the first application server, wherein the eighth message carries a correspondence between a first identity and the second identity, wherein the correspondence between the first identity and the second identity is determined by the first application server according to the fourth identity, and the first identity is the temporary terminal identity that is allocated to the first terminal by the first ProSe entity;

sending, by the second ProSe entity, a ninth message to the first ProSe entity, wherein the ninth message carries the first identity and the first application identity;

receiving, by the second ProSe entity, a tenth message sent by the first ProSe entity, wherein the tenth message carries the first code word, and the first code word is determined by the first ProSe entity according to the first identity and the first application identity; and

sending, by the second ProSe entity, an eleventh message to the second terminal, wherein the eleventh message carries the first code word.

39. The method according to claim 35, before the receiving, by a second ProSe entity, a first message, further comprising:

receiving, by the second ProSe entity, a sixth message sent by the first application server, wherein the sixth message carries a correspondence between a first identity and the second identity, a first application identity, and a third identity, the first identity is a temporary terminal identity that is allocated to the first terminal by the first ProSe entity, the first application identity is an application identity of the first application, and the third identity is a temporary terminal identity that is allocated to the second terminal by the second ProSe entity;

sending, by the second ProSe entity, a seventh message to the first ProSe entity, wherein the seventh message carries the first identity and the first application identity;

receiving, by the second ProSe entity, an eighth message sent by the first ProSe entity, wherein the eighth message carries the first code word, and the first code word is determined by the first ProSe entity according to the first identity and the first application identity; and

sending, by the second ProSe entity, a ninth message to the second terminal, wherein the ninth message carries the first code word.

40. A proximity service (ProSe) information transmission method, comprising:

acquiring, by a second terminal, a fourth code word broadcast by a first terminal, wherein the fourth code word is a code word that is allocated to the first terminal by a first ProSe entity, and the first ProSe entity is a ProSe entity in a home public land mobile network (HPLMN) of the first terminal;

sending, by the second terminal, a first message to a second ProSe entity when the fourth code word matches a prestored code word, wherein the first message carries the fourth code word and a first application identity, the first application identity is an application identity of a first application, and the second ProSe entity is a ProSe entity in an HPLMN of the second terminal;

receiving, by the second terminal, a second message sent by the second ProSe entity, wherein the second message carries a second identity, the second identity is an application user identity that is allocated to a first application user by a first application server, the first application user is a user of the first application of the first terminal, and the first application server is an application server of the first application; and

discovering, by the second terminal, the first application user according to the second identity.

41. The method according to claim 40, wherein the second message further carries the first application identity, and the first application identity is configured to indicate the first application corresponding to the second identity.

42. The method according to claim 40, when the fourth code word matches the prestored code word, and before the acquiring, by a second terminal, a fourth code word broadcast by a first terminal, further comprising:

sending, by the second terminal, a third message to the second ProSe entity, wherein the third message carries a third identity and the first application identity, and the third identity is a temporary terminal identity that is allocated to the second terminal by the second ProSe entity; and

receiving, by the second terminal, a fourth message sent by the second ProSe entity, wherein the fourth message carries the fourth code word.

43. The method according to claim 40, when the fourth code word matches the prestored code word, and before the acquiring, by a second terminal, a fourth code word broadcast by a first terminal, further comprising:

sending, by the second terminal, a third message to the second ProSe entity, wherein the third message carries first information, a fourth identity, and the first application identity, wherein the first information comprises a third identity or a sixth identity, the third identity is a temporary terminal identity that is allocated to the second terminal by the second ProSe entity, the sixth identity is a terminal identity of the second terminal, the fourth identity is a temporary application user identity that is allocated to a second application user by the first application server, and the second application user is a user of the first application of the second terminal; and

receiving, by the second terminal, a fourth message sent by the second ProSe entity, wherein the fourth message carries the fourth code word.

44. A second terminal, comprising:

an processor, a transmitter, a receiver, and a discovery unit;

wherein

the processor is configured to acquire a fourth code word broadcast by a first terminal, wherein the fourth code word is a code word that is allocated to the first terminal by a first proximity service (ProSe) entity, and the first ProSe entity is a ProSe entity in a home public land mobile network (HPLMN) of the first terminal;

the transmitter is configured to send a first message to a second ProSe entity when the fourth code word matches a prestored code word, wherein the first message carries the fourth code word and a first application identity, the first application identity is an application identity of a first application, and the second ProSe entity is a ProSe entity in an HPLMN of the second terminal;

the receiver is configured to receive a second message sent by the second ProSe entity, wherein the second message carries a second identity, the second identity is an application user identity that is allocated to a first application user by a first application server, the first application user is a user of the first application of the first terminal, and the first application server is an application server of the first application; and

the discovery unit is configured to discover the first application user according to the second identity.

45. The second terminal according to claim 44, wherein:

the transmitter is further configured to send a third message to the second ProSe entity when the fourth code word matches the prestored code word and before the processor acquires the fourth code word broadcast by the first terminal, wherein the third message carries a third identity and the first application identity, and the third identity is a temporary terminal identity that is allocated to the second terminal by the second ProSe entity; and

the receiver is further configured to receive a fourth message sent by the second ProSe entity, wherein the fourth message carries the fourth code word.

46. The second terminal according to claim 44, wherein the transmitter is further configured to:

when the fourth code word matches the prestored code word, and before the processor acquires the fourth code word broadcast by the first terminal, send a third message to the second ProSe entity, wherein the third message carries first information, a fourth identity, and the first application identity, wherein the first information comprises a third identity or a sixth identity, the third identity is a temporary terminal identity that is allocated to the second terminal by the second ProSe entity, the sixth identity is a terminal identity of the second terminal, the fourth identity is an application user identity that is allocated to a second application user by the first application server, and the second application user is a user of the first application of the second terminal; and

the receiver is further configured to receive a fourth message sent by the second ProSe entity, wherein the fourth message carries the fourth code word.