# US 9,521,193 B2 · Method and apparatus for providing and receiving contents via network, method and apparatus for backing up data via network, backup data providing device, and backup system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,521,193 B2 - Document ID: US9521193B2 - Status: Granted - Kind: B2 - Application number: 12/861,554 - Filed: 2010-08-23 - Published: 2011-02-24 - Granted: 2016-12-13 - Earliest claimed: 2009-08-21 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Keum-koo Lee; Ju-yun Sung; Sun-ae Kim; Hee-jeong Choo; Ji-young Kwahk - Inventors: Keum-koo Lee; Ju-yun Sung; Sun-ae Kim; Hee-jeong Choo; Ji-young Kwahk - Web page: https://patentgrep.com/patent/US9521193B2 ## CPC - H04L 63/10: {for controlling access to devices or network resources} - G06F 11/1464: {for networked environments} - G06F 16/58: Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually - G06F 16/5866: {using information manually generated, e.g. tags, keywords, comments, manually generated location and time information} - G06F 16/587: using geographical or spatial information, e.g. location - G06F 21/6218: {to a system of files or objects, e.g. local or distributed file system or database} - H04L 67/02: based on web technology, e.g. hypertext transfer protocol [HTTP] - H04L 67/06: specially adapted for file transfer, e.g. file transfer protocol [FTP] - H04L 67/1095: Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes - H04L 67/289: Intermediate processing functionally located close to the data consumer application, e.g. in same machine, in same home or in same sub-network - H04L 67/561: Adding application-functional data or data for application control, e.g. adding metadata - H04L 67/5651: Reducing the amount or size of exchanged application data - H04L 67/568: Storing data temporarily at an intermediate stage, e.g. caching - H04W 4/18: Information format or content conversion, e.g. adaptation by the network of the transmitted or received information for the purpose of wireless delivery to users or terminals - G06F 2201/84: Using snapshots, i.e. a logical point-in-time copy of the data - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract Provided are methods and apparatuses for providing contents via a network, in which original data of contents provided via a network can be traced, and contents that are modified according to performance of a contents receiving device is provided. Location information of original contents is added to metadata of contents provided via the network to thereby increase convenience of access to the original contents and modify attributes of contents that are provided, to be suitable for the performance of the contents receiving device. ## Claims ### Claim 1 A method of providing content, the method comprising: storing, by a first device, an original content at a location and information identifying users who have access rights to the original content stored at the location; sending, by a second device, an image associated with the original content along with both access information for allowing an authorized user to access the original content stored at the location and location information for identifying the location at which the original content is stored, to a third device used by a user; receiving, by the first device, a request for the original content from the user, wherein the request is based on the location information and the access information for allowing the authorized user to access the original content stored at the location; and determining, by the first device, whether to provide the original content as a response to the request, based on the request for the original content and the information identifying users who have access rights to the original content stored at the location. ### Claim 2 (depends on 1) The method of claim 1, wherein the original content is an image content, and wherein the image associated with the original content comprises reduced image content having a resolution lower than a resolution of the original content. ### Claim 3 (depends on 1) The method of claim 1, wherein the original content is an image content, and wherein the image associated with the original content comprises reduced image content having a file size smaller than a file size of the original content. ### Claim 4 (depends on 1) The method of claim 1, wherein the location information comprises a uniform resource locator (URL). ### Claim 5 (depends on 1) The method of claim 1, wherein the request comprises a request to access the location indicated by the location information. ### Claim 6 (depends on 1) The method of claim 1, wherein the sending comprises sending user information regarding a user of the image in addition to sending the image, the access information and the location information. ### Claim 7 (depends on 1) The method of claim 1, wherein the sending comprises sending editing history including information indicating format of the original content in addition to sending the image, the access information and the location information. ### Claim 8 (depends on 1) The method of claim 1, wherein the image is generated by modifying attributes of the original content. ### Claim 9 (depends on 1) The method of claim 1, wherein the location information for identifying the location sent by the second device is encoded. ### Claim 10 A system for providing content, the system comprising: a first device comprising at least one processor configured to control the first device to store an original content at a location and information identifying users who have access rights to the original content stored at the location; and a second device comprising at least one processor configured to control the second device to send an image associated with the original content along with both access information for allowing an authorized user to access the original content stored at the location and location information for identifying the location at which the original content is stored, to a third device used by a user, wherein the first device recieves a request for the original content from the user, the request being based on the location information and the access information for allowing the authorized user to access the original content stored at the location; and wherein the first device determines whether to provide the original content as a response to the request, based on the request for the original content and the information identifying users who have access rights to the original content stored at the location. ### Claim 11 (depends on 10) The system of claim 10, wherein the original content is an image content, and wherein a quality of the image associated with the original content is lower than a quality of the original content. ### Claim 12 (depends on 10) The system of claim 10, wherein the original content is an image content, and wherein a resolution of the image associated with the original content is lower than a resolution of the original content. ### Claim 13 (depends on 10) The system of claim 10, wherein the original content is an image content, and wherein a file size of the image associated with the original content is smaller than a file size of the original content. ### Claim 14 (depends on 10) The system of claim 10, wherein the location information comprises a uniform resource locator (URL). ### Claim 15 (depends on 10) The system of claim 10, wherein the request comprises a request to access the location indicated by the location information. ### Claim 16 (depends on 10) The system of claim 10, wherein the location information is a uniform resource locator (URL) indicating a storage path of the original content on the first device. ### Claim 17 (depends on 10) The system of claim 10, wherein the second device sends user information regarding a user of the image in addition to the image, the access information and the location information. ### Claim 18 (depends on 10) The system of claim 10, wherein the second device sends editing history including information indicating format of the original content in addition to the image, the access information and the location information. ### Claim 19 (depends on 10) The system of claim 10, wherein the image is generated by modifying attributes of the original content. ### Claim 20 (depends on 10) The system of claim 10, wherein the location information for identifying the location sent by the second device to the third device is encoded. ### Claim 21 A non-transitory computer-readable recording medium having embodied thereon computer-readable codes, which, when executed by a system, cause the system to execute a method of providing content, the method comprising: storing, by a first device, an original content at a location and information identifying users who have access rights to the original content stored at the location; sending, by a second device, an image associated with the original content along with both access information for allowing an authorized user to access the original content stored at the location and location information for identifying the location at which the original content is stored, to a third device used by a user; and recieving, by the first device, a request for the original content from the user, wherein the request is based on the location information and the access information for allowing the authorized user to access the original content stored at the location; and determining, by the first device, whether to provide the original content as a response to the request, based on the request for the original content and the information identifying users who have access rights to the original content stored at the location. ### Claim 22 (depends on 21) The non-transitory computer-readable recording medium of claim 21, wherein the original content is an image content, and wherein a resolution of the image associated with the original content is lower than a resolution of the original content. ### Claim 23 (depends on 21) The non-transitory computer-readable recording medium of claim 21, wherein the original content is an image content, and wherein a file size of the image associated with the original content is smaller than a file size of the original content. ### Claim 24 (depends on 21) The non-transitory computer-readable recording medium of claim 21, wherein the location information comprises a uniform resource locator (URL). ### Claim 25 (depends on 21) The non-transitory computer-readable recording medium of claim 21, wherein the location information is a uniform resource locator (URL) indicating a storage path of the original content on the server. ### Claim 26 (depends on 21) The non-transitory computer-readable recording medium of claim 21, wherein the sending comprises sending user information regarding a user of the image in addition to sending the image, the access information and the location information. ### Claim 27 (depends on 21) The non-transitory computer-readable recording medium of claim 21, wherein the sending comprises sending editing history including information indicating format of the original content in addition to the image, the access information and the location information. ### Claim 28 (depends on 21) The non-transitory computer-readable recording medium of claim 21, wherein the image is generated by modifying attributes of the original content. ### Claim 29 (depends on 21) The non-transitory computer-readable recording medium of claim 21, wherein the location information for identifying the location sent by the second device is encoded.