CZ297034B6 - Virtual information system - Google Patents

Abstract

The present invention relates to a virtual information system providing information services up to accommodation units (1) wherein the system is provided with terminal home devices (31) that are connected via a virtual information center (16) to a non-electric distribution group (17) of sources/recipients (2) of information, whereby the individual accommodation units (1) of an electric distribution group (18) are connected via an electric network (14) of 230 V alternating current voltage or of another voltage value being present in the electric power distribution of the accommodation units (1). At the same time, the input/output circuits (71) of the accommodation unit (1) terminal home devices (31) are provided with an anti-jamming transformer (41) that is connected to the electric network (14) through a capacitor (46) or also a capacitor (47), wherein a center of said anti-jamming transformer (41) winding (68), situated between the primary windings (48) and (49), is connected to a center of bifilarly laid secondary windings (50) and (51), whereby the winding (50) forms together with a parallel-connected capacitor (52) a resonance circuit tuned a carrier frequency, and the differential voltage being present at opposite ends of the windings (50) and (51) is connected through a coupling capacitor (53) to an isolation transformer (42) primary winding (54). The virtual information center (16) is connected to information devices of the sources/recipients (2) either through the Internet computer network (5) or through a telephone network (6) or through a television cable and wireless distribution systems (7), whereby said virtual information center (16) is connected with police information devices (8) or also with post information devices (9) or with other devices (10) of other information service providers. The virtual information center (16) is further connected via a communication node (11) with adjacent information devices and comprises a database system (15) consisting of individual sub databases (12). The individual electric distribution groups (18) are connected via communication adapters (13) to the Internet computer network (5), the telephone network (6) and the television cable and wireless distribution system (7). The electric network (14) formed by the electric distribution network of the accommodation units (1) connects the terminal home devices (31) having output to a television receiver (30) and input via a television remote control (37) or a keypad (38), whereby a personal computer (32) with a printer (39), sensors (33) through (34), actuators (35) and alarm devices (36) are connected to said electric network (14) whereby said alarm devices (36) can communicate with the terminal home device (31) via that electric network. The terminal home device (31) has its microprocessor unit (72) connected via the input/output circuits (71) to the electric network (14) that is connected via a television adapter (70) with the television receiver (30), further through input circuits (76) it is connected with the keypad (38) and directly with a chip card reader (77) and the remote control (37) adapter (75). The input/output circuits (71) have the microprocessor unit (72) output (65) connected via said isolation transformer (43), the winding (63) of which is connected with an isolation plug (67) via a node connecting resistors (57), (60) and a node connecting resistors (58), (59).

Description

(57)

A virtual information system providing information services up to housing units (1) has terminal housing devices (31) that are connected to a non-electricity group (17) of information sources / receivers (2) via a virtual information center (16), each housing unit (1) the electrical distribution groups (18) are connected via the electrical network (14) to an alternating voltage of 230 V or 120 V or another amount of voltage present in the electrical distribution of the housing units (1). At the same time, their input / output circuits (71) of the home furnishings (31) have a suppression transformer (41) which is connected to the mains (14) via a capacitor (46) or even a capacitor (47). a transformer (41), which is between the primary windings (48) and (49), is connected to the center of the bifilarly laid secondary windings (50) and (51), the windings (50) forming a resonant circuit tuned with the capacitor (52) connected in parallel to the carrier frequency and the differential voltage at opposite ends of the windings (50) and (51) is connected via a coupling capacitor (53) to the primary winding (54) of the insulation transformer (42). The virtual information center (16) is connected to resource / recipient information devices (2) either via a computer Internet (5) or a telephone network (6) or via cable and wireless TV (7), the virtual information center (16) it is associated with police information devices (8) or even postal information devices (9) or other devices (10) of other information services. The virtual information center (16) is further coupled to surrounding information devices via a communication node (11) and comprises a database system (15) consisting of individual sub-databases (12). The individual power distribution groups (18) are connected to the Internet (5), the telephone network (6) and the TV cable and wireless distribution (7) via communication adapters (13). The electrical network (14), consisting of a residential electrical distribution network (1), connects terminal home appliances (31) having output to a television (30) and input via a remote control of a television (37) or keypad (38), the network (14) is connected to a PC (32) with a printer (39), sensors (33) to (34), actuators (35) and alarm devices (36) that can communicate with the home terminal (31) via electrical network (14). The home furnishings (31) have a microprocessor unit (72) connected via input / output circuits (71) to an electrical network (14) connected via a television adapter (70) to a television receiver (30), further connected via input circuits (76). with a keyboard (38) and directly connected to a smart card reader (77) and a remote control adapter (75) (37). The input / output circuits (71) have an output (65) from the microprocessor unit (72) connected via an insulating transformer (43) whose winding (63) is connected to the isolation plug (67) via a node connecting resistors (57), (60) and a node connecting resistors (58), (59).

F?

Virtual information system

Technical field

The invention relates to an extensive information system enabling the transmission of information from / to each housing unit, using an existing 230 V power distribution network to transmit information.

BACKGROUND OF THE INVENTION

The rapid development of computer networks has recently come to a state where it is possible to connect every household cheaply to an information system. At present, there is a tendency to extend existing computer networks using modems over the telephone network and PCs, possibly via the Internet. Furthermore, wireless computer networks are being used.

SUMMARY OF THE INVENTION

The shortcomings of the known information systems are solved by the virtual information system according to the invention, which is based on the use of power electrical wiring to transmit information and the ability to equip ordinary end users with only the most necessary terminal information equipment located in the user's apartment. in a virtual information center so that the end user requesting the provision of information services has a virtual (seeming) feeling that they are communicating directly with the target information computer. But it is not located in homes but in the virtual information center and must be constantly modernized to keep pace with the development of information technology. The modernization of the end-user's home furnishings can then take place at longer intervals, which is financially advantageous for the end-user, and the information services provided may correspond to the possibilities of the latest technical innovations. The computer in the virtual information center appears to the user as a virtual machine whose services are available to it. It is an object of the present invention to provide a system that offers information services and not information tools such as the Internet, WWW web pages, etc. Thus, the user does not necessarily have all the tools needed to meet his information needs.

BRIEF DESCRIPTION OF THE DRAWINGS

The attached drawings show the structure of the virtual information system. Fig. 1 is a block structure of the entire virtual information system. Fig. 2 shows the internal structure of the housing unit information system. Fig. 3 shows the internal structure of a home furnishings (e.g., television information box). Fig. 4 is an example of an input / output circuit of a home furnishings circuit that allows the user's home furnishings to be connected to a 230 V AC power distribution. The wiring in Fig. 4 separates the duplex information signal from the 230 V supply voltage in the electrical distribution system while suppressing interfering signals from the 230 V electrical distribution system.

DETAILED DESCRIPTION OF THE INVENTION

Fig. 1 is an example of a basic block structure of a virtual information system that provides information services up to housing units 1, has terminal housing devices 31 that are connected to a non-electricity group 17 of information sources / receivers 2 via virtual information center 16, the units 1 of the electrical distribution group 18 are connected via the electric network 14 to an alternating voltage of 230 V or 120 V or another voltage level which is

The virtual information center 16 is connected to the resource / receiver information devices 2 via a computer network Internet 5, via a telephone network 6, via a television cable and wireless distribution system 7. The virtual information center 16 is connected with police information devices 8, postal information devices 9, other devices 10 of other information services. The virtual information center 16 comprises a database system 15 consisting of individual subdatabases 12. It is further connected to surrounding information devices via a communication node 11. The individual power distribution groups 18 are connected to a computer network Internet 5, a telephone network 6 and a TV cable and wireless network. The power network 14 in FIG. 2 allows data transmission between a PC 32 equipped with a printer 39 with sensors 33-34, actuators 35 and an alarm device 36. All devices in FIG. 2 connected directly to the power network 14 3 is an example of the block structure of the home furnishings 31. The basis is a microprocessor unit 72 which communicates via the input / output circuits 71 and the electrical network 14 with the surrounding home furnishings 31. Terminal furnishings The microprocessor unit 72 is connected to an external memory 74, a smart card reader 77, and a remote control adapter 75. Through a television adapter 70 it is connected to a television receiver 30 and a keyboard 38. Fig. 4 shows an exemplary embodiment of the input / output circuit 71 of the home furnishings 31. The suppressor transformer 41 is connected to the mains 14 through capacitors 46 and 47, the mains voltage being indicated by the glow lamp 45 connected to the mains 14 through the resistor 44. the center 67 between the primary windings 48 and 49 is connected to the center of the bifurcated secondary windings 50 and 51. The winding 50 forms a resonant circuit tuned to the data signal carrier frequency with the capacitor 52 connected in parallel and the differential voltage at opposite ends of the windings 50 and 51 is via a coupling capacitor 53 connected The secondary winding 55 of the insulating transformer 42 is connected via a coupling capacitor 56 to a separating fork 67 formed by a balanced bridge consisting of resistors 57, 58, 59, 60 and a balancing branch formed by a capacitor 61 and a variable resistor. 62. The input 65 of the microprocessor unit 72 is connected via the input transformer 43 to the separating plug 67, namely the node connecting the resistors 57, 60 and the node connecting the resistors 58, 59.

Industrial applicability

A virtual information system can be used to provide virtual information services such as transferring general information from / to residential units (households and businesses) as well as teletext (exact time, cultural information, weather forecast, sports information, timetables, currency rates, submission dictionaries) , directories, cinemas, theaters, exhibitions, typesetting, sports, etc.). It can also be accommodation services (reservation of rooms, information about free capacities of hotels, private accommodation. An important service replacing advertising newspaper is information services mediating sale and purchase (eg real estate - link to real estate agents, means of transport - link to used cars). possibility of getting acquainted - link to dating services, promotional and advertising activities - link to advertising agency, perspective virtual trading - link to virtual department stores, distribution of letters, text and prospective and picture messages, employment mediation, utilization of free capacities, surplus stock, virtual computer services such as printing web pages, searching web pages, short audio messages, and using a virtual information system to vote a nation (referendum) seems to be very interesting, as every household has one chip card with an identification number, which allows computer control, here household members would like to vote multiple times, for each card the number of members of households for which the smart card was issued is known. The essence is the dual use of power distribution systems in households: to transmit electrical energy to appliances and to transmit information to / from home furnishings. Very attractive can be the use of virtual information system to protect the object. Surveillance sensors connected to the distribution network can trigger an alarm in the apartment or at a friend connected to the virtual information system or through the information center and through the operator to the police. Payment of the provided information services may be effected by means of smart cards.

Claims (7)

PATENT CLAIMS A virtual information system providing information services up to housing units (1), characterized in that terminal housing devices (31) are connected to a non-electricity group (17) of information sources / receivers (2) via a virtual information center (16), wherein the individual housing units (1) of the electrical distribution group (18) are connected via an electrical network (14) to an alternating voltage of 230 V or 120 V or another voltage value present in the electrical distribution of the housing units (1) and their input / output circuits (71) of the home furnishings (31) have a suppression transformer (41) which is connected to the electrical network (14) via a capacitor (46) or even a capacitor (47), wherein the winding center (68) of the suppression transformer (41) between the primary windings (48) and (49), it is connected to the center of the bifilarly laid secondary windings (50) and (51) of the insulating transformer (42), wherein vi the coil (50) forms a resonant circuit tuned to the carrier frequency with the capacitor (52) connected in parallel, and the differential voltage at opposite ends of the windings (50) and (51) is connected via the coupling capacitor (53) to the primary winding (54) of the isolation transformer ). Virtual information system according to claim 1, characterized in that the virtual information center (16) is connected to the resource / receiver information devices (2) either via a computer network Internet (5) or via a telephone network (6) or via a cable television and wireless wiring (7), the virtual information center (16) being connected to police information devices (8) or even postal information devices (9) or other devices (10) of other information services. A virtual information system according to claim 1, characterized in that the virtual information center (16) is connected to surrounding information devices via a communication node (11) and comprises a database system (15) consisting of individual sub-databases (12). Virtual information system according to claim 1, characterized in that the individual electrical distribution groups (18) are connected to a computer network Internet (5), a telephone network (6) and a television cable and wireless distribution system (7) via communication adapters (13). ). A virtual information system according to claim 1, characterized in that the electrical network (14) connects end-of-housing devices (31) having output to a television receiver (30) and input via a remote control of the television (37) or keyboard (38). wherein a computer PC (32) with a printer (39), sensors (33) to (34), actuators (35) and alarm devices (36) that can communicate with the home terminal (32) is connected to the electrical network (14). 31) over the electrical network (14). The virtual information system of claim 5, wherein the home furnishings (31) have a microprocessor unit (72) connected via input / output circuits (71) to an electrical network (14) connected via a television adapter (70) to the a television receiver (30), further input circuits (76) are connected to a keyboard (38) and directly connected to a smart card reader (77) and an adapter (75) of the remote control (37). A virtual information system according to claim 6, characterized in that the input / output circuits (71) have an output (65) from the microprocessor units (72) connected via an input transformer (43) whose winding (63) is connected to the separating fork (67) via a node connecting resistors (57), (60) and a node connecting resistors (58), (59).