Direct mode communication system and discovery interactive method thereof

• US 9,294,453 B2
• Filed: 02/02/2013
• Issued: 03/22/2016
• Est. Priority Date: 02/05/2012
• Status: Active Grant

• Current Assignee: Institute For Information Industry
• Original Assignee: Institute For Information Industry
• Inventors: Loa, Kanchei, Tsai, Yi-Hsueh, Lin, Yi-Ting
• Primary Examiner(s): SIMITOSKI, MICHAEL J
• Application Number:
  US13/757,773
• Publication Number:
  US 20130205369A1
• Time in Patent Office: 1,144 Days
• Field of Search: 726/3
• US Class Current: 1/1
• CPC Class Codes: G06F 21/35 communicating wirelessly
• CPC Class Codes: G06F 21/445 by mutual authentication, e.g. between devices or programs
• CPC Class Codes: G06Q 20/3278 RFID or NFC payments by means of M-devices
• CPC Class Codes: H04L 63/08 for authentication of entities cryptographic mechanisms or cryptographic arrangements for entity authentication H04L9/32
• CPC Class Codes: H04L 63/0869 for achieving mutual authentication cryptographic mechanisms or cryptographic arrangements for mutual authentication H04L9/3273
• CPC Class Codes: H04W 12/06 Authentication
• CPC Class Codes: H04W 76/14 Direct-mode setup
• CPC Class Codes: H04W 8/005 Discovery of network devices, e.g. terminals
• CPC Class Codes: H04W 84/12 WLAN [Wireless Local Area Networks]
• CPC Class Codes: H04W 84/18 Self-organising networks, e.g. ad-hoc networks or sensor networks

Abstract

A direct-mode communication system having a user direct-mode communication apparatus and a serving direct-mode communication apparatus is provided. The user direct-mode communication apparatus connects to an operating server, and authenticates with the operating server to obtain a user authenticated identification. The serving direct-mode communication apparatus connects to the operating server, and authenticates with the operating server to obtain a serving authenticated identification. The user direct-mode communication apparatus broadcasts a discovery signal based on the user authenticated identification. The serving direct-mode communication apparatus receives the discovery signal after the user direct-mode communication apparatus enters a default serving range, and provides interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the serving authenticated identification.

Claims

1. A discovery interactive method for use in a direct-mode communication system, the direct-mode communication system comprising a user direct-mode communication apparatus and a first serving direct-mode communication apparatus both connecting to an operating server, the first serving direct-mode communication apparatus further connecting to a second serving direct-mode communication apparatus, the second serving direct-mode communication apparatus having a second serving authenticated identification obtained through authenticating with the operating server, the discovery interactive method comprising the following steps of:

(a) authenticating, by the user direct-mode communication apparatus, with the operating server to obtain a user authenticated identification;

(b) authenticating, by the first serving direct-mode communication apparatus, with the operating server to obtain a first serving authenticated identification;

(c) broadcasting, by the user direct-mode communication apparatus, a discovery signal based on the user authenticated identification, wherein the discovery signal comprises a user identifier of the user direct-mode communication apparatus;

(d1) determining, by the first serving direct-mode communication apparatus, that the user direct-mode communication apparatus is legal according to the user authenticated identification after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus;

(d2) receiving, by the first serving direct-mode communication apparatus, the discovery signal after step (d1); and

(e) providing, by the first serving direct-mode communication apparatus, interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the first serving authenticated identification;

wherein the first serving direct-mode communication apparatus forwards the user identifier comprised in the discovery signal to the second serving direct-mode communication apparatus after step (d2) then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus according to the discovery signal comprising the user identifier and based on the second serving authenticated identification after the user direct-mode communication apparatus enters a second default serving range of the second serving direct-mode communication apparatus.

2. The discovery interactive method as claimed in claim 1, wherein the interactive information comprises expenditure information, the discovery interactive method further comprising the following step after the step (e):

(e1) transmitting, by the first serving direct-mode communication apparatus, the expenditure information to the operating server.

3. The discovery interactive method as claimed in claim 1, wherein the step (a) further comprises the following steps of:

(a1) transmitting, by the user direct-mode communication apparatus, a user authentication request signal to the operating server; and

(a2) receiving, by the user direct-mode communication apparatus, the user authenticated identification from the operating server after the step (a1);

wherein the step (b) further comprises the following steps of;

(b1) transmitting, by the first serving direct-mode communication apparatus, a first serving authentication request signal to the operating server; and

(b2) receiving, by the first serving direct-mode communication apparatus, the first serving authenticated identification from the operating server after the step (b1).

4. The discovery interactive method as claimed in claim 1, further comprising the following steps after the step (e):

(e1) determining, by the user direct-mode communication apparatus, that the first serving direct-mode communication apparatus is legal according to the first serving authenticated identification; and

(e2) receiving, by the user direct-mode communication apparatus, the interactive information after the step (e1).

5. The discovery interactive method as claimed in claim 1, wherein the step (d2) further comprises the following step of:

(d20) receiving, by the first serving direct-mode communication apparatus, the discovery signal after an apparatus main communication surface of the user direct-mode communication apparatus is oriented to face towards the first default serving range of the first serving direct-mode communication apparatus.

6. A discovery interactive method for use in a direct-mode communication system, the direct-mode communication system comprising a user direct-mode communication apparatus and a first serving direct-mode communication apparatus both connecting to an operating server, the first serving direct-mode communication apparatus further connecting to a second serving direct-mode communication apparatus, the second serving direct-mode communication apparatus having a second serving authenticated identification obtained through authenticating with the operating server, the discovery interactive method comprising the following steps of:

(a) authenticating, by the user direct-mode communication apparatus, with the operating server to obtain a user authenticated identification;

(b) authenticating, by the first serving direct-mode communication apparatus, with the operating server to obtain a first serving authenticated identification;

(c) broadcasting, by the user direct-mode communication apparatus, a discovery signal based on the user authenticated identification, wherein the discovery signal comprises a user identifier of the user direct-mode communication apparatus;

(d1) determining, by the first serving direct-mode communication apparatus, that the user direct-mode communication apparatus is legal according to the user authenticated identification after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus;

(d2) receiving, by the first serving direct-mode communication apparatus, the discovery signal after step (d1);

(e) providing, by the first serving direct-mode communication apparatus, interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the first serving authenticated identification;

(e1) detecting, by the first serving direct-mode communication apparatus, that the user direct-mode communication apparatus enters a second default serving range of the second serving direct-mode communication apparatus; and

(e2) forwarding, by the first serving direct-mode communication apparatus, the user identifier comprised in the discovery signal to the second serving direct-mode communication apparatus after the step (e1) then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus according to the discovery signal comprising the user identifier and based on the second serving authenticated identification.

7. A discovery interactive method for use in a direct-mode communication system, the direct-mode communication system comprising a user direct-mode communication apparatus and a first serving direct-mode communication apparatus both connecting to an operating server, the first serving direct-mode communication apparatus further connecting to a second serving direct-mode communication apparatus, the second serving direct-mode communication apparatus having a second serving authenticated identification obtained through authenticating with the operating server, the discovery interactive method comprising the following steps of:

(a) authenticating, by the user direct-mode communication apparatus, with the operating server to obtain a user authenticated identification;

(b) authenticating, by the first serving direct-mode communication apparatus, with the operating server to obtain a first serving authenticated identification;

(c) broadcasting, by the user direct-mode communication apparatus, a discovery signal based on the user authenticated identification, wherein the discovery signal comprises a user identifier of the user direct-mode communication apparatus;

(d1) determining, by the first serving direct-mode communication apparatus, that the user direct-mode communication apparatus is legal according to the user authenticated identification after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus;

(d2) receiving, by the first serving direct-mode communication apparatus, the discovery signal after step (d1);

(e) providing, by the first serving direct-mode communication apparatus, interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the first serving authenticated identification;

(e1) receiving, by the first serving direct-mode communication apparatus, an interactive information request message comprising the user identifier from the second serving direct-mode communication apparatus; and

(e2) transmitting, by the first serving direct-mode communication apparatus, the interactive information corresponding to the user identifier to the second serving direct-mode communication apparatus according to the interactive information request message comprising the user identifier then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus based on the second serving authenticated identification.

8. A discovery interactive method for use in a first serving direct-mode communication apparatus, the first serving direct-mode communication apparatus being used in a direct-mode communication system, the direct-mode communication system further comprising a user direct-mode communication apparatus and an operating server, the first serving direct-mode communication apparatus further connecting to a second serving direct-mode communication apparatus, the second serving direct-mode communication apparatus having a second serving authenticated identification obtained through authenticating with the operating server, and the user direct-mode communication apparatus and the first serving direct-mode communication apparatus connecting to the operating server respectively, the discovery interactive method comprising the steps of:

(a) authenticating, by the first serving direct-mode communication apparatus, with the operating server to obtain a first serving authenticated identification;

(b1) determining, by the first serving direct-mode communication apparatus, that the user direct-mode communication apparatus is legal according to a user authenticated identification after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus, wherein the user authenticated identification is obtained by the user direct-mode communication apparatus through authenticating with the operating server;

(b2) receiving, by the first serving direct-mode communication apparatus, a discovery signal, which comprises a user identifier of the user direct-mode communication apparatus and is broadcasted by the user direct-mode communication apparatus based on the user authenticated identification, after step (b1); and

(c) providing, by the first serving direct-mode communication apparatus, interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the first serving authenticated identification;

wherein the first serving direct-mode communication apparatus forwards the user identifier comprised in the discovery signal to the second serving direct-mode communication apparatus after step (b2) then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus according to the discovery signal comprising the user identifier and based on the second serving authenticated identification after the user direct-mode communication apparatus enters a second default serving range of the second serving direct-mode communication apparatus.

9. The discovery interactive method as claimed in claim 8, wherein the interactive information comprises expenditure information, the discovery interactive method further comprising the following step after the step (c):

(c1) transmitting, by the first serving direct-mode communication apparatus, the expenditure information to the operating server.

10. The discovery interactive method as claimed in claim 8, wherein the step (a) further comprises the steps of:

(a1) transmitting, by the first serving direct-mode communication apparatus, a first serving authentication request signal to the operating server; and

(a2) receiving, by the first serving direct-mode communication apparatus, the first serving authenticated identification from the operating server after the step (a1).

11. The discovery interactive method as claimed in claim 8, wherein the step (b2) further comprises the step of:

(b20) receiving, by the first serving direct-mode communication apparatus, the discovery signal after an apparatus main communication surface of the user direct-mode communication apparatus is oriented to face towards the first default serving range of the first serving direct-mode communication apparatus.

12. A discovery interactive method for use in a first serving direct-mode communication apparatus, the first serving direct-mode communication apparatus being used in a direct-mode communication system, the direct-mode communication system further comprising a user direct-mode communication apparatus and an operating server, the first serving direct-mode communication apparatus further connecting to a second serving direct-mode communication apparatus, the second serving direct-mode communication apparatus having a second serving authenticated identification obtained through authenticating with the operating server, and the user direct-mode communication apparatus and the first serving direct-mode communication apparatus connecting to the operating server respectively, the discovery interactive method comprising the steps of:

(a) authenticating, by the first serving direct-mode communication apparatus, with the operating server to obtain a first serving authenticated identification;

(b1) determining, by the first serving direct-mode communication apparatus, that the user direct-mode communication apparatus is legal according to a user authenticated identification after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus, wherein the user authenticated identification is obtained by the user direct-mode communication apparatus through authenticating with the operating server;

(b2) receiving, by the first serving direct-mode communication apparatus, a discovery signal, which comprises a user identifier of the user direct-mode communication apparatus and is broadcasted by the user direct-mode communication apparatus based on the user authenticated identification, after step (b1);

(c) providing, by the first serving direct-mode communication apparatus, interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the first serving authenticated identification;

(c1) detecting, by the first serving direct-mode communication apparatus, that the user direct-mode communication apparatus enters a second default serving range of the second serving direct-mode communication apparatus; and

(c2) forwarding, by the first serving direct-mode communication apparatus, the user identifier comprised in the discovery signal to the second serving direct-mode communication apparatus after the step (c1) then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus according to the discovery signal comprising the user identifier and based on the second serving authenticated identification.

13. A discovery interactive method for use in a first serving direct-mode communication apparatus, the first serving direct-mode communication apparatus being used in a direct-mode communication system, the direct-mode communication system further comprising a user direct-mode communication apparatus and an operating server, the first serving direct-mode communication apparatus further connecting to a second serving direct-mode communication apparatus, the second serving direct-mode communication apparatus having a second serving authenticated identification obtained through authenticating with the operating server, and the user direct-mode communication apparatus and the first serving direct-mode communication apparatus connecting to the operating server respectively, the discovery interactive method comprising the steps of:

(a) authenticating, by the first serving direct-mode communication apparatus, with the operating server to obtain a first serving authenticated identification;

(b1) determining, by the first serving direct-mode communication apparatus, that the user direct-mode communication apparatus is legal according to a user authenticated identification after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus, wherein the user authenticated identification is obtained by the user direct-mode communication apparatus through authenticating with the operating server;

(b2) receiving, by the first serving direct-mode communication apparatus, a discovery signal, which comprises a user identifier of the user direct-mode communication apparatus and is broadcasted by the user direct-mode communication apparatus based on the user authenticated identification, after step (b1);

(c) providing, by the first serving direct-mode communication apparatus, interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the first serving authenticated identification;

(c1) receiving, by the first serving direct-mode communication apparatus, the interactive information request message comprising the user identifier from the second serving direct-mode communication apparatus; and

(c2) transmitting, by the first serving direct-mode communication apparatus, the interactive information corresponding to the user identifier to the second serving direct-mode communication apparatus according to the interactive information request message comprising the user identifier then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus based on the second serving authenticated identification.

14. A direct-mode communication system, comprising:

a user direct-mode communication apparatus, connecting to an operating server and being configured to authenticate with the operating server to obtain a user authenticated identification; and

a first serving direct-mode communication apparatus, connecting to the operating server and being configured to authenticate with the operating server to obtain a first serving authenticated identification, wherein the first serving direct-mode communication apparatus further connects to a second serving direct-mode communication apparatus, and the second serving direct-mode communication apparatus has a second serving authenticated identification obtained through authenticating with the operating server;

wherein the user direct-mode communication apparatus broadcasts a discovery signal, which comprises a user identifier of the user direct-mode communication apparatus, based on the user authenticated identification; and

the first serving direct-mode communication apparatus;

determines that the user direct-mode communication apparatus is legal according to the user authenticated identification after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus,

receives the discovery signal after the user direct-mode communication apparatus enters the first default serving range of the first serving direct-mode communication apparatus; and

provides interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the first serving authenticated identification,

wherein the first serving direct-mode communication apparatus further forwards the user identifier comprised in the discovery signal to the second serving direct-mode communication apparatus then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus according to the discovery signal comprising the user identifier and based on the second serving authenticated identification after the user direct-mode communication apparatus enters a second default serving range of the second serving direct-mode communication apparatus.

15. The direct-mode communication system as claimed in claim 14, wherein the interactive information comprises expenditure information, and the first serving direct-mode communication apparatus further transmits the expenditure information to the operating server.

16. The direct-mode communication system as claimed in claim 14, wherein the user direct-mode communication apparatus further transmits a user authentication request signal to the operating server, and receives the user authenticated identification from the operating server;

and the first serving direct-mode communication apparatus further transmits a first serving authentication request signal to the operating server, and receives the first serving authenticated identification from the operating server.

17. The direct-mode communication system as claimed in claim 14, wherein the user direct-mode communication apparatus further determines that the first serving direct-mode communication apparatus is legal according to the first serving authenticated identification, and receives the interactive information.

18. The direct-mode communication system as claimed in claim 14, wherein the first serving direct-mode communication apparatus further receives the discovery signal after an apparatus main communication surface of the user direct-mode communication apparatus is oriented to face towards the first default serving range of the first serving direct-mode communication apparatus.

19. A direct-mode communication system, comprising:

a user direct-mode communication apparatus, connecting to an operating server and being configured to authenticate with the operating server to obtain a user authenticated identification; and

a first serving direct-mode communication apparatus, connecting to the operating server and being configured to authenticate with the operating server to obtain a first serving authenticated identification, wherein the first serving direct-mode communication apparatus further connects to a second serving direct-mode communication apparatus, and the second serving direct-mode communication apparatus has a second serving authenticated identification obtained through authenticating with the operating server;

wherein the user direct-mode communication apparatus broadcasts a discovery signal, which comprises a user identifier of the user direct-mode communication apparatus, based on the user authenticated identification; and

the first serving direct-mode communication apparatus;

determines that the user direct-mode communication apparatus is legal according to the user authenticated identification after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus;

receives the discovery signal after the user direct-mode communication apparatus enters the first default serving range of the first serving direct-mode communication apparatus;

provides interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the first serving authenticated identification;

detects that the user direct-mode communication apparatus enters a second default serving range of the second serving direct-mode communication apparatus; and

forwards the user identifier comprised in the discovery signal to the second serving direct-mode communication apparatus then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus according to the discovery signal comprising the user identifier and based on the second serving authenticated identification.

20. A direct-mode communication system, comprising:

a user direct-mode communication apparatus, connecting to an operating server and being configured to authenticate with the operating server to obtain a user authenticated identification; and

a first serving direct-mode communication apparatus, connecting to the operating server and being configured to authenticate with the operating server to obtain a first serving authenticated identification, wherein the first serving direct-mode communication apparatus further connects to a second serving direct-mode communication apparatus, and the second serving direct-mode communication apparatus has a second serving authenticated identification obtained through authenticating with the operating server;

wherein the user direct-mode communication apparatus broadcasts a discovery signal, which comprises a user identifier of the user direct-mode communication apparatus, based on the user authenticated identification; and

the first serving direct-mode communication apparatus;

determines that the user direct-mode communication apparatus is legal according to the user authenticated identification after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus;

receives the discovery signal after the user direct-mode communication apparatus enters the first default serving range of the first serving direct-mode communication apparatus;

provides interactive information to the user direct-mode communication apparatus according to the discovery signal and based on the first serving authenticated identification;

receives an interactive information request message comprising the user identifier from the second serving direct-mode communication apparatus; and

transmits the interactive information corresponding to the user identifier to the second serving direct-mode communication apparatus according to the interactive information request message comprising the user identifier then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus based on the second serving authenticated identification.

21. A first serving direct-mode communication apparatus for use in a direct-mode communication system, the direct-mode communication system further comprising a user direct-mode communication apparatus, the user direct-mode communication apparatus and the first serving direct-mode communication apparatus connecting to an operating server respectively, the first serving direct-mode communication apparatus further connecting to a second serving direct-mode communication apparatus, and the second serving direct-mode communication apparatus having a second serving authenticated identification obtained through authenticating with the operating server, the first serving direct-mode communication apparatus comprising:

a processor; and

a transceiver;

wherein the processor is configured to;

authenticate with the operating server via the transceiver to obtain a first serving authenticated identification;

determine that the user direct-mode communication apparatus is legal according to a user authenticated identification, which is obtained by the user direct-mode communication apparatus through authenticating with the operating server, after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus;

receive a discovery signal, which comprises a user identifier of the user direct-mode communication apparatus and is broadcasted by the user direct-mode communication apparatus based on a user authenticated identification, via the transceiver after the user direct-mode communication apparatus enters the first default serving range of the first serving direct-mode communication apparatus; and

provide interactive information to the user direct-mode communication apparatus via the transceiver according to the discovery signal and based on the first serving authenticated identification;

wherein the processor is further configured to forward the user identifier comprised in the discovery signal to the second serving direct-mode communication apparatus via the transceiver then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus according to the discovery signal comprising the user identifier and based on the second serving authenticated identification after the user direct-mode communication apparatus enters a second default serving range of the second serving direct-mode communication apparatus.

22. The first serving direct-mode communication apparatus as claimed in claim 21, wherein the interactive information comprises expenditure information, and the processor is further configured to transmit the expenditure information to the operating server via the transceiver.

23. The first serving direct-mode communication apparatus as claimed in claim 21, wherein the processor is further configured to transmit a first serving authentication request signal to the operating server via the transceiver, and receive the first serving authenticated identification from the operating server.

24. The first serving direct-mode communication apparatus as claimed in claim 21, wherein the processor is further configured to receive the discovery signal via the transceiver after an apparatus main communication surface of the user direct-mode communication apparatus is oriented to face towards the first default serving range of the first serving direct-mode communication apparatus.

25. A first serving direct-mode communication apparatus for use in a direct-mode communication system, the direct-mode communication system further comprising a user direct-mode communication apparatus, the user direct-mode communication apparatus and the first serving direct-mode communication apparatus connecting to an operating server respectively, the first serving direct-mode communication apparatus further connecting to a second serving direct-mode communication apparatus, and the second serving direct-mode communication apparatus having a second serving authenticated identification obtained through authenticating with the operating server, the first serving direct-mode communication apparatus comprising:

a processor; and

a transceiver;

wherein the processor is configured to;

authenticate with the operating server via the transceiver to obtain a first serving authenticated identification;

determine that the user direct-mode communication apparatus is legal according to a user authenticated identification, which is obtained by the user direct-mode communication apparatus through authenticating with the operating server, after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus;

receive a discovery signal, which comprises a user identifier of the user direct-mode communication apparatus and is broadcasted by the user direct-mode communication apparatus based on a user authenticated identification, via the transceiver after the user direct-mode communication apparatus enters the first default serving range of the first serving direct-mode communication apparatus;

provide interactive information to the user direct-mode communication apparatus via the transceiver according to the discovery signal and based on the first serving authenticated identification;

detect via the transceiver that the user direct-mode communication apparatus enters a second default serving range of the second serving direct-mode communication apparatus; and

forward the user identifier comprised in the discovery signal to the second serving direct-mode communication apparatus via the transceiver then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus according to the discovery signal comprising the user identifier and based on the second serving authenticated identification.

26. A first serving direct-mode communication apparatus for use in a direct-mode communication system, the direct-mode communication system further comprising a user direct-mode communication apparatus, the user direct-mode communication apparatus and the first serving direct-mode communication apparatus connecting to an operating server respectively, the first serving direct-mode communication apparatus further connecting to a second serving direct-mode communication apparatus, and the second serving direct-mode communication apparatus having a second serving authenticated identification obtained through authenticating with the operating server, the first serving direct-mode communication apparatus comprising:

a processor; and

a transceiver;

wherein the processor is configured to;

authenticate with the operating server via the transceiver to obtain a first serving authenticated identification;

determine that the user direct-mode communication apparatus is legal according to a user authenticated identification, which is obtained by the user direct-mode communication apparatus through authenticating with the operating server, after the user direct-mode communication apparatus enters a first default serving range of the first serving direct-mode communication apparatus;

receive a discovery signal, which comprises a user identifier of the user direct-mode communication apparatus and is broadcasted by the user direct-mode communication apparatus based on a user authenticated identification, via the transceiver after the user direct-mode communication apparatus enters the first default serving range of the first serving direct-mode communication apparatus;

provide interactive information to the user direct-mode communication apparatus via the transceiver according to the discovery signal and based on the first serving authenticated identification;

receive an interactive information request message comprising the user identifier from the second serving direct-mode communication apparatus via the transceiver; and

transmit via the transceiver the interactive information corresponding to the user identifier to the second serving direct-mode communication apparatus according to the interactive information request message comprising the user identifier then the second serving direct-mode communication apparatus successively provides the interactive information to the user direct-mode communication apparatus based on the second serving authenticated identification.