CN1280432A - Complex system of broadcast television and internet - Google Patents
Complex system of broadcast television and internet Download PDFInfo
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- CN1280432A CN1280432A CN99107498A CN99107498A CN1280432A CN 1280432 A CN1280432 A CN 1280432A CN 99107498 A CN99107498 A CN 99107498A CN 99107498 A CN99107498 A CN 99107498A CN 1280432 A CN1280432 A CN 1280432A
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Abstract
The present invention includes TV sets, cable TV network, telephone network and ISP network, and features that there are TV top box connected to cable TV network set between user's TV set and telephone network; Chinese domain mane server and internet broadcast station equipment in ISP network end; and cable TV front end access Internet with Internet broadcast station server, separated upstream and downstream Proxy and monoway transmitter. The present invention is superior in its low user-end cost, whole Chinese operation, practical, practical electronic business and fast online speed, and provides opportunity to develop new ISP service.
Description
The invention belongs to network communication field, be meant the application of the aspects such as transfer of data, Chinese domain name processing, Internet Broadcast station and set-top box of a kind of television set in the internet especially.
At present, people's work and life are being goed deep in the application of internet (Internet).Because the restriction of television set and existing transmission channel, making television set insert the internet, also to have many difficult problems still unresolved.For example:
1. the restriction of transmission channel: domestic consumer has Internet access by dialing and is restricted on transmission rate;
2. network resource constraints: domestic consumer has Internet access by dialing and is restricted on the IP resource;
3. linguistic restriction: existing internet needs certain English basis just can use the network service with having no problem, and this is to vast difficulty of general television set user Lai Shuoshi;
4. the restriction of input method: the conventional man-machine interface input by computer internet is KEY BOARD and MOUSE, but in the environment of home television set, KEY BOARD and MOUSE are not best input mode;
5. the limitation of network service: the present network service overwhelming majority designs for terminal, but for TV user, most service should be an One-to-All Broadcast character, or One-to-All Broadcast and two-way services are combined;
6. the ecommerce of broadcast type: the user who is transferred to an appointment of folk prescription is only required in a lot of information services, as bank statement, telegram (Email), Financial Information.
Therefore, for the restriction of this television set and existing transmission channel, need new technology and new service combines with existing internet system and application thereof, to satisfy the internet information service on television set.
The object of the present invention is to provide a kind of radio and television and internet integrated system, it has proposed a complete set of solutions for the application of internet in home television set, has especially proposed best technical scheme at aspects such as the transfer of data of internet and television set terminal, Chinese domain name processing, Internet Broadcast service, broadcast type ecommerce.
The present invention utilizes existing television transmission medium and condition and in conjunction with the characteristics of internet, by increasing set-top box in the family, increase Chinese domain name server, Internet Broadcast station at the ISP end, increase Internet Broadcast site server, up-downgoing separation acting server, unidirectional transmitting apparatus at Headend, satisfy a large amount of television terminal users' high speed Internet access, the demand of ecommerce jointly.
The object of the present invention is achieved like this: it mainly comprises television set, cable TV network, telephone network, ISP network, Headend, internet, it is characterized in that: television set is connected with set-top box; Set-top box is connected with cable TV network and telephone network respectively; Headend is connected with cable TV network with the internet respectively; The ISP network is connected with telephone network with the internet respectively.
Wherein, described set-top box comprises wired television network interface, is connected with cable TV network, TV programme processing unit and data processing unit respectively; And the TV programme processing unit is connected with the television set interface; Primary processor is connected with data processing unit, input/output interface, telephone network interface and television set interface respectively; And telephone network interface is connected with telephone network.
Described top-set hardware mainly comprises:
Primary processor: this is the core of set-top box, and it combines other parts, and the work of overall coordination, commander's various piece;
Input/output interface: it comprises keyboard, mouse, hand-written, speech input interface, VCD, DVD playback interface.
Telephone network interface: finish input, output, network communication with telephone network;
Television set interface: control television set output;
Cable TV interface: finish and from cable TV network, obtain TV programme, data content;
Data processing unit: it is downlink data receiving content from the unidirectional down channel of cable TV network specifically, send primary processor after data processing unit is handled.
The software of described set-top box mainly comprises:
Operating system, explorer, mail treatment, word processing, data processing, various input/output interface, nonsymmetric channel process software; Various input/output interface softwares can be provided by the operating system of support hardware or be provided by the hardware device merchant automatically; All softwares should be able to be realized auto-update from the network.
The operation principle of described set-top box is:
In radio and television and interference networks integrated system, set-top box all has a unique hardware address sign indicating number and a network address.The network address is by software set, and is independent fully with the Internet host address.Though the network address also comprises IP address and address mask, but they are not to be used for identifying a main frame on the internet, but selected subnet in cable tv broadcast, so that watch the broadcasting at the Internet Broadcast station of opening on this subnet, and get in touch with other set-top box in the same subnet.The present invention allows very many broadcasting channels, utilizes this technology, can form one " subnet " with relevant combinations of channels together, and the set-top box that only joins this subnet just can be seen, can't select to avoid huge garbage information or user.And realize by acting server during the real access the Internet of set-top box, because not having enough real IP address can satisfy thousands of family uses, must pass through acting server.
Described set-top box has the mode of operation of two kinds of access the Internet: general mode and uplink and downlink data separating pattern.In uplink and downlink data separating pattern, set-top box signs in to ISP by telephone network, when the homepage on the access the Internet or other data, upstream data is sent to the acting server of ISP.And the data address that statement is returned is the address that the up-downgoing of Headend separates acting server.Acting server is to the internet request for data, after the internet response data are dealt into the asymmetric transmission acting server of Headend, broadcast through the down channel from cable TV behind the channel multiplexer, pass to the input/output interface of set-top box through cable TV network, return to the set-top box processes device and carry out data processing, finish a data reciprocal process.Because data have serious asymmetry (the uplink and downlink data were than about 1: 37) on the internet, utilize very wide and the characteristics that can statistic multiplexing (being dynamic assignment) of downstream channel bandwidth, can accelerate the speed of access the Internet greatly.
The task that described set-top box is finished is:
Watch ordinary tv programme, play VCD, DVD disc, receive user's input, as: keyboard, mouse, hand-written and phonetic entry etc., access the Internet, send and receive e-mail, watch the broadcasting of Internet Broadcast station, the output of control television set is dialled into the internet by telephone wire when needing automatically, word processing, the control printer output;
At user side, telephone wire, television antenna (wire cable) are received on the set-top box, with the video of set-top box, video, the audio frequency input that audio frequency output is connected on television set, install keyboard, mouse then, wait ancillary equipment just can work.In internet (ISP), TV station through after transforming, the user just can with such set-top box watch the Internet Broadcast station broadcasting, browsing internet, send and receive e-mail, work such as ecommerce and word processing:
After the user turns on the power supply of set-top box, television set, show on the video screen and watch common TV, watch the broadcasting of Internet Broadcast station, browsing internet, send and receive e-mail, play VCD or DVD disc, carry out menu and webpages such as word processing, software upgrading.The user selects by input-output equipment.After entering arbitrary function, can or connect by hot key and cut other functions at any time;
When the user selected to watch the broadcasting of Internet Broadcast station, screen can show several broadcasting channels, as: Sina website's news channel, online sports channel, laws and regulations channel, computer advertisement channel etc.After the user selects, the title and the index of corresponding channel content occur, the user watches interested content.Watch that this part content does not need the dialing online.If on the net, set-top box can be hung up with cost saving automatically after having passed through to dial.The broadcasting station also allows broadcasting to subscribe to, and the user can apply for that system can push content (being PUSH) according to the unique hardware address sign indicating number of set-top box automatically to user side by webpage or Email;
When the user selected to watch browsing internet, set-top box dialled automatically, simultaneously the screen display browser software.The Chinese domain name of the website of visiting is wanted in user input: " magnificent latitude news. company. China " after, the homepage of Beijing China latitude news scientific ﹠ technical corporation appears in screen immediately, and the user can view company news, consult technical data, download software and connect by supertext and can enter other homepage, enter the Internet Broadcast station, enter and send and receive e-mail etc.If enter the broadcasting channel that open at the Internet Broadcast station, whether set-top box can be selected only to watch the broadcasting channel of Internet Broadcast station broadcasting from the connection of the line of hanging up the telephone according to the user;
When the user selected to send and receive e-mail, transmitting-receiving, review email software were started working, and finish user's processing.Email is supported audio frequency, video data, can see the language of mailer's the blessing of paying a New Year call, hear the mailer;
The same with computer, finish some simple word processings, after connecting printer, can printout;
To the software of set-top box, when having new version to come out, can be by carrying out auto-update here;
Each set-top box all has own unique hardware address, and this address can be used as the paging number of set-top box.If will be called out someone, as long as send address of paging and content to the paging processing server of cable TV station, server is radio paging information automatically.The user is as long as start can be seen the paging content immediately;
Unique hardware address of each set-top box is for the identification of ecommerce provides utmost point advantageous conditions.Can utilize this address to send credit card check sheet, every month the phone statement of expense and other predetermined service.
Described ISP network comprises General Server, router, acting server, dialup server, hub, Chinese domain name server, Internet Broadcast station equipment.
Described ISP end Chinese domain name server, be operation software systems on computers, name server (DNS) on the similar general internet, but these software systems can be discerned Chinese domain name, for example can with " magnificent latitude news. company. China " resolve to IP address: 192.9.201.3.Two kinds of implementations are arranged: after directly using the name server of supporting Chinese or other double-byte characters and Chinese domain name being translated into English domain name, re-use the way of standardized domain name server parses by tabling look-up.For example: magnificent latitude news. company. China, can use and support the standardized domain name analytical algorithm of Chinese directly to resolve, or by magnificent latitude news-hwx, company-com after the correspondence of cn--China, utilizes standardized domain name server parses hwx.com.cn again.
Described ISP end Internet Broadcast station also is a cover software, can the mode of different content basis difference " channel " programs be organized according to different classification, sends to Headend, is broadcast to huge numbers of families.The Internet Broadcast station from the internet, local network or by manual input, obtain the content of broadcasting channel, through issue the Internet Broadcast site server of Headend behind certain tissue by the internet, broadcast away by one-way channel by the latter is unified more then.The broadcasted content at Internet Broadcast station can be each info-channel, also can be the content of various broadcast type ecommerce: various bills, Financial Information etc. can provide various forms such as public programming, grouping programming, specific user's broadcasting.ISP specifically finishes the cut-in operation that the user uses the internet.In the present invention, ISP comes the access service of process user by acting server, because ISP must may handle a large amount of internet access services simultaneously by acting server, is the agency on the ordinary meaning.
Described Headend comprises that router, Internet Broadcast site server, up-downgoing separate acting server, unidirectional transmitting apparatus.
The Internet Broadcast site server of described Headend, receive the broadcast program contents at the Internet Broadcast station of ISP end from the internet, through statistics, divide logical channel, multiplexing, send to cable TV network by unidirectional transmitting apparatus after setting up index; After set-top box receives index, be presented on the screen, if the user selects to watch a certain broadcast program detailed content, set-top box receives the content of relative logic channel, feeds back to the user.
The up-downgoing of described Headend separates acting server, is connected on the internet by broad-band channel, links to each other with unidirectional transmitting apparatus simultaneously.It receives the downlink data of user side set-top box from the internet, and converts IP address to set-top box addresses, send unidirectional transmitting apparatus then.To the user side set-top box, finish the separation of crucial up-downgoing channel through cable TV network.
Described internet up-downgoing isolation technics is achieved in that
The IP address (IP) that up-downgoing separates acting server is: 192.9.201.3, the set-top box addresses sign indicating number is 1, set-top box is when using for the first time, on up-downgoing separation acting server, register, up-downgoing this moment separates acting server and distributes the port numbers of a free time to give this set-top box, sets up the correspondence table of set-top box addresses sign indicating number and port numbers simultaneously.Set-top box is separated the address of the IP address of acting server as oneself with up-downgoing, separate the port numbers of the port numbers of acting server distribution with up-downgoing as return data, after the acting server response, send request of data to the internet, and will receive that the downlink data that returns the internet gives up-downgoing by the internet and separate acting server, up-downgoing separates acting server and investigate and prosecute the corresponding set-top box address code from correspondence table, broadcast away data the address at one-way channel (for example CableModem) according to this then, set-top box receives reprocessing, finishes up-downgoing separate mode access the Internet.
The unidirectional transmitting apparatus of described Headend, receiving internet broadcast station server, up-downgoing separate acting server, through behind the statistic multiplexing, are modulated in certain frequency bandwidth of cable TV network, through the cable TV network transmission.
The invention has the advantages that:
1. the user side cost is low;
2. realize full Chinese operation;
3. can realize transmitting broadcast type ecommerce such as Financial Information, bank statement;
4. make full use of wide the taking a message of unidirectional Cable Modem and accelerate networking speed;
5.ISP and Headend only needs small amount of equipment investment;
6. the Internet Broadcast station provides to ISP and has carried out novel service, obtains new development opportunity.
Fig. 1 is a functional-block diagram of the present invention.
Fig. 2 is a set-top box functional-block diagram of the present invention.
Fig. 3 is embodiments of the invention 1 functional-block diagrams.
Fig. 4 is embodiments of the invention 2 functional-block diagrams.
Fig. 5 is embodiments of the invention 3 functional-block diagrams.
Below in conjunction with Figure of description and embodiment, the present invention is further illustrated.
As shown in Figure 1, the present invention mainly comprises television set 1, cable TV network 2, telephone network 3, ISP network 4, Headend 8, internet 13, it is characterized in that: television set 1 is connected with set-top box 5; Set-top box 5 is connected with cable TV network 2 and telephone network 3 respectively; Headend 8 is connected with cable TV network 2 with internet 13 respectively; ISP network 4 is connected with telephone network 3 with internet 13 respectively.
Wherein, ISP network 4 comprises General Server 41, router one 2, acting server 43, dialup server 44, hub 45, Chinese domain name server 6, Internet Broadcast station equipment 7; Headend 8 comprises that router one 2, Internet Broadcast site server 9, up-downgoing separate acting server 10, unidirectional transmitting apparatus 11.
As shown in Figure 2, set-top box 5 of the present invention comprises wired television network interface 57, is connected with cable TV network 2, TV programme processing unit 53 and data processing unit 54 respectively; And TV programme processing unit 53 is connected with television set interface 51; Primary processor 52 is connected with data processing unit 54, input/output interface 55, telephone network interface 56 and television set interface 51 respectively; And telephone network interface 56 is connected with telephone network 3.
Embodiment 1:
As shown in Figure 3, Headend 8 is simultaneously also as ISP network 4, and the Internet Broadcast service is not provided.General Server 41 in the ISP network 4, Chinese domain name server 6, router one 2, acting server 43 separate acting server 10 and coexist on the local area network (LAN) with up-downgoing; And acting server 43 also links to each other with dialup server 44 by hub 45; And up-downgoing separates acting server 10 and links to each other with unidirectional transmitting apparatus 11; Set-top box 5 is connected with television set 1, cable TV network 2, telephone network 3 respectively.Unidirectional transmitting apparatus 11 adopts unidirectional cable modulator-demodulator (Cable Modem), utilizes the cable TV channel as one-way channel.
When the user passes through set-top box 5 access the Internet 13, dial in to the dialup server 44 of Headend, after Chinese domain name server 6 carries out the Chinese domain name parsing, request of data is sent to internet 13 by router one 2; The data of returning from internet 13 through router 12 in the local area network (LAN) of Headend, up-downgoing separates acting server 10 and takes over data, send to cable TV network 2 by cable modem 11, get back to set-top box 5, finish once complete internet both-way communication.
The advantage of present embodiment is: technology realizes very simple, and equipment investment is few, up-downgoing clastotype transmission data, and speed is fast.Can only dial in to Headend but the user uses, can not make full use of the resource of existing ISP, ISP can not open the Internet Broadcast service by cable TV network.
Embodiment 2:
As shown in Figure 4, present embodiment is a most preferred embodiment of the present invention.Its technical scheme is: Headend 8 links to each other with internet 13 by router one 2; Two ISP networks 4 also link to each other with internet 13 simultaneously with 4 '; Subscriber computer top box 5,5 ' passes through telephone network 3 and links to each other with ISP network 4,4 ', and links to each other with cable TV network 2; The unidirectional transmitting apparatus 11 of Headend 8 separates acting server 10 on same subnet with router one 2, Internet Broadcast server 9, up-downgoing, and links to each other with cable TV network 2.Unidirectional transmitting apparatus 11 adopts the unidirectional cable modulator-demodulator, utilizes the cable TV channel as one-way channel.
Set-top box 5 dials in to ISP network 4, utilizes the acting server of ISP to enter the Internet 13.After the data of returning from the internet turn back to the acting server 43 of ISP network 4, by the internet up-downgoing that data send to Headend 8 is separated acting server 10 again, after unidirectional transmitting apparatus 11 sends, be sent to user side set-top box 5 by cable TV network 2, finish once complete internet both-way communication.The process of set-top box 5 ' access the Internet as previously mentioned.
The advantage of present embodiment is: powerful, easy to use, a plurality of ISP provide service to the user simultaneously, and can open a plurality of Internet Broadcast channel programs.Its shortcoming is a complicated technology realization, and equipment investment is bigger, and Headend, ISP need be transformed synchronously.
Embodiment 3:
As shown in Figure 5, present embodiment does not adopt acting server, does not use the up-downgoing isolation technics.Its technical scheme is: Headend 8 links to each other with internet 13 by router one 2, and Internet Broadcast site server 9, unidirectional transmitting apparatus 11 and router one 2 are on same subnet; ISP network 4 links to each other with internet 13 by router one 2, and Chinese domain name server 6, General Server 41, router one 2, Internet Broadcast station 7, dialup server 44 be on same subnet, and dialup server 44 links to each other with telephone network 3; Subscriber computer top box 5 links to each other with television set 1 and cable TV network 2, telephone network 3 respectively.Unidirectional transmitting apparatus 11 adopts the unidirectional cable modulator-demodulator, utilizes the cable TV channel as one-way channel.
Set-top box 5 dials in to dialup server 44 in the ISP network 4 by telephone network 3, and the router one 2 by ISP enters the Internet 13; Router one 2, dialup server 44, the telephone network of the data of returning from the internet through ISP network 4 is transferred to set-top box, finishes once complete internet both-way communication.
The Internet Broadcast station 7 of ISP network 4 sends to broadcasted content the Internet Broadcast site server 9 of Headend 8 by internet 13, Internet Broadcast site server 9 is delivered to the local area network (LAN) of data Headend unidirectional transmitting apparatus 11 after treatment and is sent, be sent to user side set-top box 5 by cable TV network 2, be kept at after the set-top box processes in the memory, browse for software.
The advantage of present embodiment is: equipment is simple, and is easy to use, can provide service to the user simultaneously by a plurality of ISP, and can open a plurality of Internet Broadcast channel programs.Its shortcoming is the restriction of IP address resource, can not realize a large number of users access the Internet simultaneously, and not adopt the up-downgoing isolation technics, and transmission speed is slower.
Claims (10)
1. radio and television and internet integrated system mainly comprise television set, cable TV network, telephone network, ISP network, Headend, internet, and it is characterized in that: television set is connected with set-top box; Set-top box is connected with cable TV network and telephone network respectively; Headend is connected with cable TV network with the internet respectively; The ISP network is connected with telephone network with the internet respectively.
2. radio and television according to claim 1 and internet integrated system is characterized in that described set-top box, comprise wired television network interface, are connected with cable TV network, TV programme processing unit and data processing unit respectively; And the TV programme processing unit is connected with the television set interface; Primary processor is connected with data processing unit, input/output interface, telephone network interface and television set interface respectively; And telephone network interface is connected with telephone network.
3. radio and television according to claim 1 and internet integrated system is characterized in that described ISP network comprises General Server, router, acting server, dialup server, hub, Chinese domain name server, Internet Broadcast station equipment.
4. radio and television according to claim 1 and internet integrated system is characterized in that described Headend comprises that router, Internet Broadcast site server, up-downgoing separate acting server, unidirectional transmitting apparatus.
5. radio and television according to claim 1 and internet integrated system is characterized in that described Headend simultaneously also as the ISP network, and the Internet Broadcast service are not provided.
6. radio and television according to claim 1 and internet integrated system is characterized in that described Headend by router, links to each other with the internet; Two ISP networks also link to each other with the internet simultaneously; The subscriber computer top box, link to each other with two ISP networks, and link to each other with cable TV network by telephone network; The unidirectional transmitting apparatus of Headend separates acting server on same subnet with router, Internet Broadcast server, up-downgoing, and links to each other with cable TV network.
7. radio and television according to claim 1 and internet integrated system is characterized in that described ISP network can not adopt acting server, does not use the up-downgoing isolation technics yet.
8. radio and television according to claim 1 and internet integrated system, it is characterized in that described up-downgoing separates the agency, it is the core that realizes the uplink and downlink isolation technics, it is the technology that realizes the uplink and downlink data separating at the IP of procotol layer, utilize one-way channel to combine with telephone line, realization is supported the institute's protocols having on all internets automatically to the seamless access of internet.
9. radio and television according to claim 1 and internet integrated system is characterized in that described Chinese domain name server, realize the parsing to Chinese domain name, to make things convenient for Internet Broadcast user's use; Its implementation can be the DNS software of direct development support Chinese, also can only carry out the translation of Chinese domain name and English domain name, and carries out domain name mapping work by the name server of standard.
10. radio and television according to claim 1 and internet integrated system, it is characterized in that described Internet Broadcast station, be mounted in some servers of ISP end, finish the data on local or other websites are carried out certain collection, editor after, be dealt into the Internet Broadcast site server of television network front end by the internet, and utilize cable TV network to transmit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99107498A CN1124006C (en) | 1999-03-22 | 1999-05-24 | Complex system of broadcast television and internet |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99103089.3 | 1999-03-22 | ||
| CN99103089 | 1999-03-22 | ||
| CN99107498A CN1124006C (en) | 1999-03-22 | 1999-05-24 | Complex system of broadcast television and internet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1280432A true CN1280432A (en) | 2001-01-17 |
| CN1124006C CN1124006C (en) | 2003-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99107498A Expired - Fee Related CN1124006C (en) | 1999-03-22 | 1999-05-24 | Complex system of broadcast television and internet |
Country Status (1)
| Country | Link |
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| CN (1) | CN1124006C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1295913C (en) * | 2002-01-21 | 2007-01-17 | Lg电子株式会社 | Internet television and method for displaying its text |
| CN102368763A (en) * | 2011-09-09 | 2012-03-07 | 北京东方网信科技股份有限公司 | Three-network amalgamation method and system |
| CN1689306B (en) * | 2002-08-17 | 2012-08-22 | 迪斯尼实业公司 | System for the delivery and dynamic presentation of large media assets over bandwidth constrained networks |
| CN105245492A (en) * | 2015-08-20 | 2016-01-13 | 江苏省公用信息有限公司 | Method for accessing public internet in parallel under IPTV private network |
| CN106453688A (en) * | 2016-11-21 | 2017-02-22 | 天脉聚源(北京)传媒科技有限公司 | Network access method and device |
-
1999
- 1999-05-24 CN CN99107498A patent/CN1124006C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1295913C (en) * | 2002-01-21 | 2007-01-17 | Lg电子株式会社 | Internet television and method for displaying its text |
| CN1689306B (en) * | 2002-08-17 | 2012-08-22 | 迪斯尼实业公司 | System for the delivery and dynamic presentation of large media assets over bandwidth constrained networks |
| CN102368763A (en) * | 2011-09-09 | 2012-03-07 | 北京东方网信科技股份有限公司 | Three-network amalgamation method and system |
| CN105245492A (en) * | 2015-08-20 | 2016-01-13 | 江苏省公用信息有限公司 | Method for accessing public internet in parallel under IPTV private network |
| CN105245492B (en) * | 2015-08-20 | 2019-07-30 | 天翼智慧家庭科技有限公司 | A kind of method of concurrent access public internet under IPTV private network |
| CN106453688A (en) * | 2016-11-21 | 2017-02-22 | 天脉聚源(北京)传媒科技有限公司 | Network access method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1124006C (en) | 2003-10-08 |
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