Communication method, information processing apparatus, and recording medium recording computer readable program
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06F-015/16
H04W-084/20
출원번호
US-0779265
(2010-05-13)
등록번호
US-8959170
(2015-02-17)
우선권정보
JP-P2009-138593 (2009-06-09)
발명자
/ 주소
Miyabayashi, Naoki
Yoneda, Yoshihiro
Sueyoshi, Masahiro
출원인 / 주소
Sony Corporation
대리인 / 주소
K&L Gates LLP
인용정보
피인용 횟수 :
2인용 특허 :
16
초록▼
A communication method includes: a first transmission step of transmitting first setting information and first network organization information regarding one information processing apparatus of a second network via a first communication path; a first determination step of determining a role of commu
A communication method includes: a first transmission step of transmitting first setting information and first network organization information regarding one information processing apparatus of a second network via a first communication path; a first determination step of determining a role of communication with a first master apparatus via a second communication path on the basis of the first network organization information and role adjustment information; a second transmission step of transmitting second setting information and second network organization information to the first master apparatus via the first communication path; a second determination step of determining a role of the communication with a second master apparatus via the second communication path on the basis of the second network organization information and role adjustment information by the first master apparatus; and a first communication start step of starting the communication via the second communication path with another information processing apparatus.
대표청구항▼
1. A communication method between a first network, which is organized by a plurality of information processing apparatuses each including a first communication unit carrying out non-contact type communication with an external apparatus via a first communication path using carder waves with a predete
1. A communication method between a first network, which is organized by a plurality of information processing apparatuses each including a first communication unit carrying out non-contact type communication with an external apparatus via a first communication path using carder waves with a predetermined frequency and a second communication unit carrying out communication with an external apparatus via a second communication path different from the first communication path, and in which one information processing apparatus of the plurality of information processing apparatuses serves as a first master apparatus playing a role of a master in the communication via the second communication path and the other information processing apparatuses serve as first slave apparatuses playing a role of a slave, and a second network having the same configuration as that of the first network, the communication method comprising: a first transmission step of transmitting from the first master apparatus, via the first communication path using the carrier waves with the predetermined frequency, (i) first setting information used for the external apparatus to make a connection to the second communication path, which uses a different frequency range than the first communication path, and carry out the communication with the first master apparatus via the second communication path and (ii) first network organization information regarding the organization of the first network from the first master apparatus of the first network to one information processing apparatus of the second network;a first determination step of determining a role of the communication with the first master apparatus via the second communication path by the second master apparatus on the basis of the received first network organization information and role adjustment information used to determine the role of the communication via the second communication path, when the information processing apparatus receiving the first setting information and the first network organization information transmitted in the first transmission step is a second master apparatus playing a role of a master in the second network;a second transmission step of transmitting from the second master apparatus, via the first communication path using the carrier waves with the predetermined frequency, (i) second setting information used for the external apparatus to make a connection to the second communication path, which uses a different frequency range than the first communication path, and carry out the communication with the second master apparatus via the second communication path and (ii) second network organization information regarding the organization of the second network from the second master apparatus to the first master apparatus;a second determination step of determining a role of the communication with the second master apparatus via the second communication path by the first master apparatus on the basis of the received second network organization information and role adjustment information used to determine the role of the communication via the second communication path; anda first communication start step of starting the communication via the second communication path by one information processing apparatus of the first and second master apparatuses determined to play the role of the master in the first or second determination step with another information processing apparatus organizing the network, to which the other information processing apparatus determined to play the role of the slave in the first or second determination step belongs, on the basis of the first setting information and the first network organization information or on the basis of the second setting information and the second network organization information. 2. The communication method according to claim 1, further comprising: a first disconnection step of disconnecting the communication via the second communication path with the slave apparatuses organizing the network, to which the other information processing apparatus determined to play the role of the slave in the first or second determination step belongs, by the other information processing apparatus. 3. The communication method according to claim 2, further comprising: a third transmission step of transmitting third setting information, which is used for an external apparatus to carry out the communication via the second communication path with a second slave apparatus playing the role of the slave in the second network and receiving the first setting information and the first network organization information, and third network organization information, which includes notification information indicating transmission of an external connection list including setting information used to carry out the communication via the second communication path with the information processing apparatuses organizing the second network other than the second slave apparatus receiving the first setting information and the first network organization information, via the first communication path, when the information processing apparatus receiving the first setting information and the first network organization information transmitted in the first transmission step is the second slave apparatus; a first acquiring request transmission step of transmitting an acquiring request requesting transmission of the external connection list from the second slave apparatus receiving the first setting information and the first network organization information to the second master apparatus via the second communication path;a fourth transmission step of transmitting the external connection list in reply to the acquired request from the second master apparatus to the second slave apparatus transmitting the acquiring request via the second communication path on the basis of the acquiring request transmitted in the first acquiring request transmission step;a fifth transmission step of transmitting the external connection list acquired from the second master apparatus in the first acquiring request transmission step from the second slave apparatus to the first master apparatus via the second communication path; anda second communication start step of starting the communication via the second communication path with the information processing apparatuses organizing the second network by the first master apparatus on the basis of the third setting information transmitted in the third transmission step and the external connection list transmitted in the fifth transmission step. 4. The communication method according to claim 3, further comprising: a role switch step of switching the roles of the master apparatus and the slave apparatus among the plurality of the information processing apparatuses organizing the first network,wherein the master transmitting the first setting information and the first network organization information via the first communication path in the first transmission step is the information processing apparatus of which the role is switched in the role switch step. 5. The communication method according to claim 4, wherein the role switch step includes: a second acquiring request transmission step of transmitting an acquiring request requesting transmission of an external connection list including setting information used to carry out communication with the information processing apparatuses organizing the first network other than the first slave apparatus from one slave apparatus playing the role of the slave among the information processing apparatuses organizing the first network to the master apparatus playing the role of the master in the first network via the second communication path;a sixth transmission step of transmitting the external connection list in reply to the acquiring request from the master apparatus to the first slave apparatus transmitting the acquiring request via the second communication path on the basis of the acquiring request transmitted in the second acquiring request transmission step;a second disconnection step of disconnecting the communication via the second communication path with the slave apparatuses organizing the first network other than the first slave apparatus transmitting the acquiring request by the master apparatus transmitting the external connection list in the sixth transmission step; anda role switch step of switching the role of the first slave apparatus transmitting the acquiring request to the role of the master and switching the role of the master disconnecting the communication in the second disconnection step to the role of the slave. 6. The communication method according to claim 3, wherein the third network information includes a header representing a kind of information, designation role information representing a requested role in the communication via the second communication path, and the notification information. 7. The communication method according to claim 1, further comprising: an acquiring request transmission step of transmitting an acquiring request, which requests transmission of an external connection list including setting information used to carry out communication with the information processing apparatuses organizing the second network other than a second slave apparatus playing the role of the slave of the second network and receiving the first setting information and the first network organization information, from the second slave apparatus receiving the first setting information and the first network organization information to the second master apparatus via the second communication path, when the information processing apparatus receiving the first setting information and the first network organization information transmitted in the first transmission step is the second slave apparatus playing the role of the slave in the second network;a seventh transmission step of transmitting the external connection list in reply to the acquiring request from the second master apparatus to the second slave apparatus transmitting the acquiring request via the second communication path on the basis of the acquiring request transmitted in the acquiring request transmission step;an eighth transmission step of transmitting second network organization information, which includes the external connection list acquired from the second master apparatus in the acquiring request transmission step, and third setting information, which is used for an external apparatus to carry out communication with the second slave apparatus receiving the first setting information and the first network organization information via the second communication path, from the second slave apparatus receiving the first setting information and the first network organization information transmitted in the first transmission step to the first master apparatus via the second communication path; anda third communication start step of starting the communication via the second communication path with the information processing apparatuses organizing the second network by the first master apparatus receiving the third setting information and the second network organization information transmitted in the eight transmission step on the basis of the received third setting information and second network organization information. 8. The communication method according to claim 7, further comprising: a disconnection step of disconnecting the communication via the second communication path with the slave apparatuses organizing the second network by the second master apparatus transmitting the external connection list in the seventh transmission step. 9. The communication method according to claim 1, wherein the first network organization information and the second network organization information each include a header representing a kind of information, designation role information representing a requested role in the communication via the second communication path, and an external connection list including setting information used for an external apparatus to carry out communication with the information processing apparatuses organizing the network other than the information processing apparatus transmitting the first network organization information or the second network organization information. 10. The communication method according to claim 9, wherein the external connection list further includes authentication information used for authentication upon carrying out communication with the information processing apparatuses organizing the first network or the information processing apparatuses organizing the second network. 11. The communication method according to claim 10, wherein the authentication information is unique information of the first and second networks or unique information of each of the information processing apparatuses organizing the first network and each of the information processing apparatuses organizing the second network.
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