Classifications

• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
  • G06Q30/00—Commerce
  • G06Q30/06—Buying, selling or leasing transactions
  • G06Q30/0601—Electronic shopping [e-shopping]
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04H—BROADCAST COMMUNICATION
  • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
  • H04H60/61—Arrangements for services using the result of monitoring, identification or recognition covered by groups H04H60/29-H04H60/54
  • H04H60/63—Arrangements for services using the result of monitoring, identification or recognition covered by groups H04H60/29-H04H60/54 for services of sales
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
  • G06Q30/00—Commerce
  • G06Q30/02—Marketing; Price estimation or determination; Fundraising
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
  • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
  • G06Q50/60—Business processes related to postal services
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
  • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
  • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
  • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
  • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
  • H04N21/47—End-user applications
  • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
  • H04N21/47815—Electronic shopping
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
  • H04N21/61—Network physical structure; Signal processing
  • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
  • H04N21/6143—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a satellite
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
  • H04N21/61—Network physical structure; Signal processing
  • H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
  • H04N21/6181—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via a mobile phone network
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
  • H04N21/61—Network physical structure; Signal processing
  • H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
  • H04N21/6187—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via a telephone network, e.g. POTS
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
  • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
  • H04N21/65—Transmission of management data between client and server
  • H04N21/658—Transmission by the client directed to the server
  • H04N21/6581—Reference data, e.g. a movie identifier for ordering a movie or a product identifier in a home shopping application
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N7/00—Television systems
  • H04N7/16—Analogue secrecy systems; Analogue subscription systems
  • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
  • H04N7/17309—Transmission or handling of upstream communications
  • H04N7/17318—Direct or substantially direct transmission and handling of requests
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
  • H04W4/12—Messaging; Mailboxes; Announcements
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04H—BROADCAST COMMUNICATION
  • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
  • H04H60/29—Arrangements for monitoring broadcast services or broadcast-related services
  • H04H60/33—Arrangements for monitoring the users' behaviour or opinions

Definitions

• the present invention generally relates to an electric commerce system, and in particular, to electronic commerce system and method using digital broadcasting which secures mobility of a receiver in digital satellite broadcasting.
• Fig. 1 shows a diagram of satellite broadcasting and a transmitting/receiving system according to a conventional example.
• the following reference numerals are -1O : TV camera, 20: broadcasting center, 30: satellite broadcasting transmission antenna, 40: satellite, 50: broadcasting receiving antenna, 60: receiver and 70: television.
• image and sound photographed by TV camera is converted into broadcasting transmission signals in a broadcasting center 20.
• the converted, broadcasting signals are transmitted to a satellite 40 via a satellite broadcasting transmission antenna 30.
• the broadcasting signals transmitted from the satellite broadcasting transmission antenna 30 are received in a satellite broadcasting receiving antenna 50 of a subscriber via the satellite 40.
• the subscriber selects a channel of satellite broadcasting to be received.
• the decoded signals are provided to TV 70 and then broadcasting of the selected channel is outputted to the TV 70.
• the above-described telephone commercial transaction needs a call center for receiving a great deal of telephones simultaneously and a plurality of work force for administering the center. As a result, the transaction requires the excessive cost of maintenance.
• the call center has difficulties in managing orders of goods. The orderers should continuously attempt to telephone a receiver until they can succeed in having a call .
• the orderers also provide information of credit cards for the call center via telephone in order to settle ordered goods.- Here, the security of the information is not secured in the call center.
• the present invention has the first object to provide an electronic commerce ⁇ system using digital broadcasting comprising a transmission server for including forwarding data on electronic commerce in a satellite broadcasting signal transmitted from a satellite broadcasting center and then transmitting the data.
• the second object of the present invention is to provide an electronic commerce system using digital broadcasting including a satellite broadcasting receiver for receiving forwarding data included in a satellite broadcasting signal, indicating the data to a subscriber, receiving order information from the subscriber and returning the information to a satellite broadcasting center.
• the third object of the present invention is to provide an electronic commerce system using digital broadcasting including an electronic transaction server for collecting return data transmitted from a satellite broadcasting receiver and transmitting receipt data to a subscriber after transaction.
• the forth object of the present invention is to provide an electronic commerce system using digital broadcasting for transmitting forwarding data on electronic commerce, receiving and returning order information based on forwarding data, collecting the returned order information and ' transmitting receipt data after transaction to an orderer .
• an electronic commerce system using digital broadcasting comprising: a database unit of broadcasting program for storing broadcasting program data into data format of broadcasting standard; a forwarding database for storing forwarding data such as product catalogue, purchase information and applied information to be forwarded into a receiver by corresponding to broadcasting program data stored in the database unit of broadcasting program; a program controller for extracting broadcasting program data from the database unit of broadcasting program according to broadcasting schedule, also extracting forwarding data from the forwarding database outputting and then outputting the data; a transmission server for adding program identifying information to broadcasting program data and forwarding data from the program controller and then outputting broadcasting program data of a broadcasting standard according to a given bandwidth; a multiplexer for multiplexing broadcasting program data of the broadcasting standard transmitted from the transmission server according to each broadcasting channel and outputting the data into a transmitter; a receiver for receiving broadcasting program data of the broadcasting standard via the satellite receiving antenna, generating return data receiving order information, subscriber information
• an electronic commerce system using digital broadcasting comprises: a database unit of broadcasting program for storing broadcasting program data into a random data format; a forwarding database for storing forwarding data such as product catalogue, purchase information and applied information to be forwarded into a receiver by corresponding to broadcasting program data stored in the database unit of broadcasting program; a program controller for extracting broadcasting program data from the database unit of broadcasting program according to broadcasting schedule, also extracting forwarding data from the forwarding database outputting and then outputting the data; a application server for converting broadcasting program data from the program controller into a data format of a roadcasting standard; a transmission server for adding program identifying information to broadcasting • program data and forwarding data from the program controller and then outputting broadcasting program data of a broadcasting standard according to a given bandwidth; a multiplexer for multiplexing broadcasting program data of the broadcasting standard transmitted from the transmission server according to each broadcasting channel and outputting the data into a transmitter; a receiver for receiving broadcasting program data of
• an electronic commerce system using digital broadcasting comprises: a database unit of broadcasting program for storing broadcasting program data into a random data format; a forwarding database for storing forwarding data such as product catalogue, purchase information and applied information to be forwarded into a receiver by corresponding to broadcasting program data stored in the database unit of broadcasting program; a program controller for extracting broadcasting program data from the database unit of broadcasting program according to broadcasting schedule, also extracting forwarding data from the forwarding database outputting and then outputting the data; a transmission server for adding program identifying information to broadcasting program data and forwarding data from the program controller and then outputting broadcasting program data of a broadcasting standard according to a given bandwidth; a multiplexer for multiplexing broadcasting program data of the broadcasting standard transmitted from the transmission server according to each broadcasting channel and outputting the data into a transmitter; a receiver for receiving broadcasting program data of the broadcasting standard via the satellite receiving antenna, generating return data receiving order information, subscriber information, a settlement method and a
• an electronic commerce system using digital broadcasting comprises: a database unit of broadcasting program for storing broadcasting program data into a random data format; a forwarding database for storing forwarding data such as product catalogue, purchase information and applied information to be forwarded into a receiver by corresponding to broadcasting program data stored in the database unit of broadcasting program; a program controller for extracting broadcasting program data from the database unit of broadcasting program according to broadcasting schedule, also extracting forwarding data from the forwarding database outputting and then outputting the data; a application server for converting broadcasting program data from the program controller into a data format of a broadcasting standard; a transmission server for adding program identifying information to broadcasting program data and forwarding data from the program controller and then outputting broadcasting program data of a broadcasting standard according to a given bandwidth; a multiplexer for multiplexing broadcasting program data of the broadcasting standard transmitted from the transmission server according to each broadcasting channel and outputting the data into a transmitter; a receiver for receiving broadcasting program data of the broadcast
• an electronic commerce method using digital broadcasting comprises the steps of: including ordered product catalogue, purchase conditions and application program into a data broadcasting program signal, and transmitting the signal; executing the transmitted application program in a receiver, and receiving product ordering information based on the received product catalogue and purchase information; returning order information inputted by the application program to a predetermined receiving address after the product ordering information is inputted; and managing transaction based on order information received in the step of returning the information to the receiving address .
• an electronic commerce method using digital broadcasting comprises the steps of: including and transmitting ordered product catalogue and purchase conditions into a data broadcasting program signal; executing a built-in application program in a receiver, and receiving product ordering information based on the received product catalogue and purchase information; returning the order information inputted by the application program to a predetermined receiving address after the product ordering information is inputted; and managing transaction based on order information received in the step of returning the information to the receiving address.
• Digital satellite broadcasting means broadcasting using transmission equipment of satellite so that subscribers can receive digitized signals of broadcasting program such as television, radio and data.
• Data service means service provided via data broadcasting programs in digital satellite broadcasting.
• Forwarding data means data broadcast in data broadcasting programs.
• Return data means data collected from subscribers receiving data broadcasting programs .
• Fig. 1 is a diagram illustrating satellite broadcasting and its transmitting/receiving system according to a conventional example
• Fig. 2 is a diagram illustrating an electronic commerce system using digital broadcasting in accordance with a preferred embodiment of the present invention
• Fig. 3 is a diagram illustrating a structure of data transmitted from the preferred embodiment of the present invention of Fig. 2;
• Fig. 4 is a flow chart illustrating an electronic commerce method using digital broadcasting in accordance with a preferred embodiment of the present invention
• Fig. 5 is a flow chart illustrating an example of transmission of broadcasting data in the electronic commerce system using digital broadcasting shown in Fig. 2;
• Fig. 6 is a flow chart illustrating an example of data management in a receiver of the electronic commerce system using digital broadcasting shown in Fig. 2;
• Fig. 7 is a flow chart illustrating an example of electronic commerce management in an electronic transaction server of the electronic commerce system using digital broadcasting shown in Fig. 2.
• Fig. 2 is a diagram illustrating an electronic commerce system using digital broadcasting in accordance with a preferred embodiment of the present invention.
• Fig. 2 the following reference numerals represent: 100: broadcasting center, 110: broadcasting program database, 120: forwarding database, 130: program controller, 140: application server, 150: data ENC, 160: receipt data collecting server, 170: multiplexer, 240: receiver or set- top box, 280: return data collecting server, 290: electronic commerce server, 300: transaction server, and 400: subscriber authorizing server.
• Return data collecting server 280, electronic commerce server 290, transaction server 300 or subscriber authorizing server 400 may be formed to operate in the outside of the broadcasting center.
• the broadcasting program database 110 stores broadcasting data of programs such as movie, sport, music news and home shopping.
• the broadcasting data of programs stored in the broadcasting program database 110 is converted into a format of MPEG-2 and then stored or into a random format and then stored.
• the forwarding database 120 stores forwarding data such as product catalogue, purchase conditions and application program which are transmitted to a receiver via data service by corresponding to broadcasting data of programs such as home shopping program.
• the corresponding forwarding data includes movie information on director, award record and actor/actress.
• the program controller 130 extracts broadcasting data from the broadcasting program database 110 according to broadcasting schedule related to a random program of TV channel and then transmits the extracted data into the application server 140.
• the controller 130 also extracts forwarding data corresponding to the extracted program from the forwarding database 120 and then transmits the data into data ENC .
• the application server 140 transmits program data received from the program controller 130 into data ENC 150.
• the program data having a format of MPEG-2 is directly transmitted into data ENC 150.
• the program data having another format is converted into a format of MPEG-2 and transmitted into data ENC 150.
• the data ENC 150 inserts PID into broadcasting data of TV or music extracted and transmitted from the program database 110 and forwarding data transmitted from the forwarding database 120.
• the data ENC 150 forms the data having PID into a format of MPEG-2 according to a given bandwidth, and then transmits the MPEG-2 format data into the multiplexer 170.
• the data ENC 150 is respectively formed according to each channel of a broadcasting station.
• the multiplexer 170 multiplexes program data transmitted from a plurality of data ENCs 150 according to each broadcasting channel and outputs the multiplexed data.
• the multiplexed data is up-linked to the satellite 210 via a satellite transmission antenna 180.
• program data from the multiplexer 170 is transmitted into a receiver via a cable
• program data from the multiplexer 170 is transmitted into sky wave via a terrestrial antenna.
• the receiver 240 receives broadcasting signals broadcast from the satellite 210 via the satellite receiving antenna 220, converts the signals into TV signals and then outputs the TV signals to TV 250.
• subscribers can performs electronic commerce while watching the satellite broadcasting. Subscribers inputs purchase conditions of goods into a receiver 240 via input devices such as remote control or wireless keyboard while watching TV, and then orders the goods. After the inputted purchase conditions are encoded, the encoded information is transmitted into return data collecting server 280 via wireless communication network 260 such as PCS or wire communication network such as PSTN/lease line. When a subscriber moves frequently or uses only wireless communication, the receiver 240 may be formed to transmit return data using wireless communication network 260. On the other hand, when a subscriber transmits return data (PSTN) using not wireless communication but telephone, a receiver may be formed to be connected to a return data collecting server 280 via modem . after the subscriber subscribes telephone.
• PSTN return data
• a receiver When a subscriber uses a leased line, a receiver may be formed to be connected to a return data collecting server 280 via LAN card or ADSL modem card.
• the receiver 240 which is formed to use wireless communication network, transmits return data into short message service SMS or email.
• a receiver is a subscription phone number of the return data collecting server 280.
• the receiver 240 which is formed to use PSTN, transmits return data after connected to the return data collecting server 280 " via a dial-up modem formed in the receiver 240.
• the receiver 240 which is formed to use a leased line, transmits return data into email address of the return data collecting server 280.
• the return data collecting server 280 collects return data from the receiver 240, and transmits the return data into an electronic transaction server 290.
• the return data collecting server 280 is given a phone number from a random carrier of wireless communication network.
• the server 280 is formed to receive SMS via the authorized phone number.
• the server 280 comprises a plurality of modems to communicate with the receiver 240 after subscribing PSTN phone, and provides remote access service RAS .
• the electronic transaction server 290 decodes the encoding of return data received from the server 280, and then judges if the return data is valid.
• the server 290 identifies if a subscriber is registered from a subscriber authorizing server 400 using a subscriber ID included in return data.
• the electronic transaction server 290 manages transaction based on product catalogue (for example, product code, purchase quantity) included in the received return data. As described above, if transaction is performed normally, the server 290 settles the transaction based on settlement information included in return data via a transaction server 300.
• product catalogue for example, product code, purchase quantity
• Fig. 3 is a diagram illustrating a structure of data transmitted from the preferred embodiment of the present invention of Fig. 2.
• FIG. 3 illustrates a structure of video stream, audio stream and added stream transmitted from digital satellite television broadcasting.
• (B) illustrates a structure of forwarding data forwarded from forwarding database.
• (c) illustrates a structure of return data transmitted from receiver to return data collecting server.
• (D) illustrates a structure of receipt data transmitted from electronic transaction server to subscriber.
• data stream 370 broadcast in a channel comprises video stream 310, audio stream 320 and added stream 330.
• the video stream 310 and the audio . stream 320 are broadcasting data 360 extracted from program database 110 and transmitted.
• Forwarding data 340 from forwarding database 120 • or receipt data 350 from receipt data collecting server 160 is inserted in the added stream 330 for providing data service.
• the forwarding data 340 comprise channel code, program ID PID, time stamp, valid information, return address and forwarding contents.
• the channel code represents a code of broadcast TV channel .
• PID represents an ID of broadcast program.
• the time stamp includes time information wherein forwarding data is forwarded.
• the valid information includes period information for example, when product can be ordered.
• the return address represents a phone number or an email address for receiving return data.
• the forwarding contents includes product catalogue for explaining products, purchase conditions such as product quantity and application program for inputting product catalogue.
• return data comprises _ information on return address, media access control MAC, channel code, PID, time stamp, valid information, subscriber ID, product code, order quantity, transaction method and delivery.
• the return address includes a phone number or an email address received from the forwarding data.
• the time stamp includes time information where return data is returned.
• the transaction method where a subscriber intends to settle transaction includes information on credit cards or account number.
• receipt data includes MAC, time stamp, subscriber ID, brand, trading volume, transaction result information and receipt message.
• the trading volume is quantity of real transaction
• the transaction result information results from transaction based on the settlement method
• the receipt message represents a message such as delivery date.
• Fig. 4 is a flow chart illustrating an electronic commerce method using digital broadcasting in accordance with a preferred embodiment of the present invention
• a digital broadcasting center 100 transmits forwarding data by a program controller 130 and a transmission server 150 (S110) .
• the transmitted forwarding data is received in a receiver 240 (S120).
• the receiver performs application program so that a subscriber can order product.
• the subscriber inputs product catalogue via the application program when ordering product (S130) .
• the application program is formed at a standard of digital video broadcasting-multimedia home platform DVB-MHP, and executed by a processor built in the receiver.
• the application program is in common operated to apply to all digital roadcasting or differently operated according to each broadcasting program. Accordingly, application program may be executed after forwarded and installed one time by a receiver from a broadcasting center, when applied to digital broadcasting in common. According to each broadcasting program, the application program may be used as data of application program by transmitting only product purchase conditions. On the other hand, when operated differently according to each broadcasting program, the application program may be executed in a receiver by forwarding application program and product purchase conditions whenever needed.
• application program After the subscriber inputs product catalogue that (s)he intends to purchase and pushing a send button, application program returns the inputted purchase conditions (return data) to a receiver (S140) .
• a return data collecting server 280 of the receiver receives and transmits return data into an electronic transaction server 290 (S160) .
• the server 290 manages transaction based on the return data (S170) .
• the electronic transaction server 290 transforms transaction results into receipt data format, and then transmits the format into a receipt data collecting server 160.
• a transmission server 150 transmits receipt data transmitted into server 160 (S180) .
• the receipt data transmitted from the transmission server 150 is indicated in TV 250 after received in a receiver 240 of a relevant subscriber (S190) . In this way, purchase request, transaction, receipt and electronic commerce are all performed.
• Fig. 5 is a flow chart illustrating an example of transmission of broadcasting data in the electronic commerce system using digital broadcasting shown in Fig. 2.
• a broadcasting controller 130 extracts broadcasting data of program to broadcast using current broadcasting channel (S410) .
• An application server 140 converts the extracted broadcasting data into data format corresponding to broadcasting standard (S420) .
• a transmission server 150 transmits the converted broadcasting data (S430) .
• the transmission server 150 identifies via the broadcasting controller 130 if it has forwarding data to be forwarded to current broadcasting channel.
• the broadcasting controller 130 extracts forwarding data from a forwarding database 120 (S450) .
• the transmission server 150 inserts the extracted forwarding data into added stream of current broadcasting channel, and transmits the inserted data (S460) .
• the transmission server 150 refers to a receipt data collecting server 160, and then identifies if the server 160 has receipt data to transmit via current channel (S470) .
• the transmission server 150 extracts receipt data from the receipt data collecting server 160 (S480) .
• the transmission server 150 inserts the extracted receipt data into added stream of current broadcasting channel, and then transmits the inserted data (S490) .
• Fig. 6 is a flow chart illustrating an example of data management in a receiver of the electronic commerce system using digital broadcasting shown in Fig. 2.
• a receiver When a subscriber selects a random channel of satellite broadcasting, a receiver receives data of current channel (S210) . The received data is decoded. A processor of the receiver (for example, microprocessor or CPU) judges kinds of the decoded data
• the kinds of the data is classified into TV or music broadcasting data, forwarding data on product order and receipt data on transaction.
• the received data is TV broadcasting data
• the received data is converted into a TV signal (S310) and the signal is outputted into TV (S320) .
• the received data is converted into an audio signal and the signal is outputted via an audio device.
• the received data is all downloaded and stored (S230) .
• the receiver is operated when the downloaded forwarding data is application data (S240) . In this way, the receiver can receive product order, and then judge if a subscriber clicks a button (S250) .
• the receiver extracts product catalogue from the downloaded forwarding 'data and shows the catalogue on TV screen (S350) .
• the catalogue on the screen is shown by on screen display OSD or overlay methods.
• the application program encodes the inputted purchase conditions and converts them into a packet (S290) .
• the receiver returns the converted packet into a receiver
• the receiver transmits the packet into a phone number or an email address included in return address of the received forwarding data due to a built-in terminal chip for PCS or IMT 2000.
• the packet is transmitted using SMS or email service.
• Fig. 7 is a flow chart illustrating an example of electronic commerce management in an electronic transaction server of the electronic commerce sys'tem using digital broadcasting shown in Fig. 2 .
• an electronic transaction server 290 receives the packet of return data transmitted from the receiver 240 (S510) . Because the packet of return data is encoded according to a predetermined encoding algorithm, the server 290 judges if the packet has valid information after decoding the encoded packet (S520) . When the time stamp of return data received from the receiver exceeds the time registered in valid information, the server 290 judges that the return data is not valid and then discards the packet. When the packet is valid, the electronic transaction server 290 authorizes a subscriber via a subscriber authorizing server 400, based on subscriber ID information of return data (S530) .
• the server 290 After authorizing a subscriber, the server 290 manages transaction based on product code, purchase quantity, settlement method and delivery information (S540) . Here, the settlement is performed via a transaction server 300. The server 290 finally registers the transaction result (S550) . After completing transaction on the order of a subscriber, the electronic transaction server 290 generates receipt data to transmit the transaction result to a subscriber. The generated receipt data 160 is transmitted from the server 290 into the receipt data collecting server 160.
• the receiver may be .common fixed TV, set-top box or a satellite receiving device installed in mobile transportation such as car or ship.
• the present invention overcomes the problem of the conventional transaction method.
• a subscriber telephones a call center for providing a shopping program using satellite broadcasting and then orders products that (s)he wants to purchase.
• the call center should have equipment for telephoning of a plurality of subscribers.
• the call center needs also a plurality of work force, thereby increasing cost.
• the call center cannot correspond to each call and product orderers should wait for phoning.
• the security of settlement cannot be secured because subscribers should provide private information on credit cards via telephone.
• electronic commerce is performed using data broadcasting service of digital broadcasting.
• the present invention can secure the security of data and mobility of set-top box because return data from set-top box is transmitted via wireless communication network .

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• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Multimedia (AREA)
• Business, Economics & Management (AREA)
• Strategic Management (AREA)
• Accounting & Taxation (AREA)
• Finance (AREA)
• General Physics & Mathematics (AREA)
• Physics & Mathematics (AREA)
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• Marketing (AREA)
• General Business, Economics & Management (AREA)
• Economics (AREA)
• Theoretical Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Astronomy & Astrophysics (AREA)
• Game Theory and Decision Science (AREA)
• Entrepreneurship & Innovation (AREA)
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• General Health & Medical Sciences (AREA)
• Human Resources & Organizations (AREA)
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• Tourism & Hospitality (AREA)
• Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
• Management, Administration, Business Operations System, And Electronic Commerce (AREA)

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Cited By (14)

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Citations (4)

• 2001
  • 2001-04-09 KR KR1020010018713A patent/KR20020078359A/ko not_active Application Discontinuation
• 2002
  • 2002-04-09 WO PCT/KR2002/000630 patent/WO2002082351A1/en not_active Application Discontinuation
  • 2002-04-09 CN CNA028079582A patent/CN1527986A/zh active Pending

Patent Citations (4)

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