# US 2014/0195607 A1 · Communication devices, servers, methods for controlling a communication device, and methods for controlling a server > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0195607 A1 - Document ID: US20140195607A1 - Status: Published application - Kind: A1 - Application number: 13/976,531 - Filed: 2012-07-30 - Published: 2014-07-10 - Earliest claimed: 2012-07-30 - Assignees: Intel Mobile Communications GmbH - Inventors: Frank Kowalewski - Web page: https://patentgrep.com/patent/US20140195607A1 ## CPC - H04L 67/104: Peer-to-peer [P2P] networks - H04L 65/1016: IP multimedia subsystem [IMS] - H04L 65/1073: Registration or de-registration - H04L 65/1104: Session initiation protocol [SIP] - H04L 67/06: specially adapted for file transfer, e.g. file transfer protocol [FTP] - H04L 67/1063: {Discovery through centralising entities} - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) ## Abstract A communication device may be provided. The communication device may include: a requester to request information indicating communication devices that provide pre-determined data; a receiver to receive the information indicating communication devices that provide the pre-determined data; a determiner to determine a download target based on the information indicating communication devices that provide the pre-determined data; and a transmitter to transmit information indicating the determined download target for a peer-to-peer communication of the pre-determined data from the download target. ## Claims ### Claim 1 A communication device comprising: a requester to request information indicating communication devices that provide pre-determined data; a receiver to receive the information indicating communication devices that provide the pre-determined data; a determiner to determine a download target based on the information indicating communication devices that provide the pre-determined data; and a transmitter to transmit information indicating the determined download target for a peer-to-peer communication of the pre-determined data from the download target. ### Claim 2 (depends on 1) The communication device of claim 1, wherein the information indicating communication devices that provide the pre-determined data comprises list information indicating communication devices that provide the pre-determined data. ### Claim 3 (depends on 1) The communication device of claim 1, wherein the requester requests the information indicating communication devices that provide the pre-determined data from a server; wherein the receiver receives the information indicating communication devices that provide the pre-determined data from the server; and wherein the transmitter transmits the information indicating the determined download target to the server. ### Claim 4 (depends on 1) The communication device of claim 1, wherein the information indicating the determined download target comprises information indicating the peer-to-peer communication of the pre-determined data from the download target to the communication device. ### Claim 5 (depends on 1) The communication device of claim 1, wherein the receiver further receives information indicating an update in the information indicating communication devices that provide the pre-determined data. ### Claim 6 (depends on 1) The communication device of claim 1, wherein at least one of the requester, the receiver, and the transmitter communicates in accordance with a communication session control protocol. ### Claim 7 (depends on 6) The communication device of claim 6, wherein the communication session control protocol is a Session Initiation Protocol. ### Claim 8 (depends on 1) The communication device of claim 1, wherein at least one of the requester, the receiver, and the transmitter communicates in accordance with a communication session protocol. ### Claim 9 (canceled) ### Claim 10 A server comprising: a request receiver to receive from a communication device a request for information indicating communication devices that provide pre-determined data; a determiner to determine communication devices that provide the pre-determined data; a transmitter to transmit to the communication device the requested information indicating communication devices that provide the pre-determined data; and a receiver to receive from the communication device information indicating a download target for a peer-to-peer communication of the pre-determined data from the download target to the communication device. ### Claim 11 (depends on 10) The server of claim 10, wherein the information indicating communication devices that provide the pre-determined data comprises list information indicating communication devices that provide the pre-determined data. ### Claim 12 (depends on 10) The server of claim 10, wherein the information indicating the download target comprises information indicating the peer-to-peer communication of the pre-determined data from the download target to the communication device. ### Claim 13 (depends on 10) The server of claim 10, further comprising: a circuit to initiate a download of the pre-determined data from the download target to the communication device based on the information indicating the download target. ### Claim 14 (depends on 10) The server of claim 10, wherein the transmitter further transmits information indicating an update in the information indicating communication devices that provide the pre-determined data. ### Claim 15 (depends on 10) The server of claim 10, wherein at least one of the request receiver, the transmitter, and the receiver communicates in accordance with a communication session control protocol. ### Claim 16 (canceled) ### Claim 17 (depends on 10) The server of claim 10, wherein at least one of the request receiver, the transmitter, and the receiver communicates in accordance with a communication session protocol. ### Claim 18 (canceled) ### Claim 19 A method for controlling a communication device, the method comprising: requesting information indicating communication devices that provide pre-determined data; receiving the information indicating communication devices that provide the pre-determined data; determining a download target based on the received information indicating communication devices that provide the predetermined data; and transmitting information indicating the determined download target for a peer-to-peer communication of the pre-determined data from the download target. ### Claim 20 (depends on 19) The method of claim 19, wherein the information indicating communication devices that provide the pre-determined data comprises list information indicating communication devices that provide the pre-determined data. ### Claim 21 (depends on 19) The method of claim 19, wherein a requester of the communication device requests the information indicating communication devices that provide the pre-determined data from a server; wherein a receiver of the communication device receives the information indicating communication devices that provide the pre-determined data from the server; and wherein a transmitter of the communication device transmits the information indicating the determined download target to the server. ### Claim 22 (depends on 21) The method of claim 21, wherein the information indicating the determined download target comprises information indicating the peer-to-peer communication of the pre-determined data from the download target to the communication device. ### Claim 23 (depends on 19) The method of claim 19, further comprising: receiving information indicating an update in the information indicating communication devices that provide the pre-determined data. ### Claim 24 (depends on 19) The method of claim 19, wherein at least one of the requesting, the received information, and the transmitted information is in accordance with a communication session control protocol. ### Claim 25 (canceled) ### Claim 26 A method for controlling a server, the method comprising: receiving from a communication device a request for information indicating communication devices that provide pre-determined data; determining communication devices that provide the pre-determined data; transmitting to the communication device the requested information indicating communication devices that provide the pre-determined data; and receiving from the communication device information indicating a download target for a peer-to-peer communication of the pre-determined data from the download target to the communication device. ### Claim 27 (depends on 26) The method of claim 26, wherein the information indicating communication devices that provide the pre-determined data comprises list information indicating communication devices that provide the pre-determined data. ### Claim 28 (depends on 26) The method of claim 26, wherein the information indicating the download target comprises information indicating peer-to-peer communication of the pre-determined data from the download target to the communication device. ### Claim 29 (depends on 26) The method of claim 26, further comprising: initiating a download of the pre-determined data from the download target to the communication device based on the information indicating the download target. ### Claim 30 (depends on 26) The method of claim 26, wherein at least one of the requesting, the transmitted information, and the received information is in accordance with a communication session control protocol. ### Claim 31 (canceled)