Outlet with analog signal adapter, a method for use thereof and a network using said outlet
View Patent ↗An outlet for a LAN, containing an integrated adapter that converts digital data to and from analog video signals, allowing the use of analog video units in a digital data network or telephone line-based data networking system, eliminating the need for digital video units or external adapter. The outlet may include a hub for connecting an analog video signal via an adapter, and retaining the data network connection. In such an environment, the data networking circuitry as well as the analog video adapters are integrated into a telephone outlet, providing for regular telephone service, analog video connectivity, and data networking as well. In such a configuration, the outlet would have a standard telephone jack, an analog video jack and at least one data networking jack. Such outlet can be used to retrofit existing LAN and telephone wiring, and original equipment in new installations.
1. A device for connecting an analog signal unit to a digital data network that is operative for carrying Internet Protocol (IP) based digital data signals, the digital data signals being derived from analog signals in compressed form, the digital data network being based on wiring, the device comprising:
a first connector for connecting the device to the wiring;
a digital communication equipment unit coupled to said first connector for transmitting IP based digital data signals to, and receiving IP based digital data signals from, the wiring via said first connector;
a second connector for connecting to the analog signal unit for coupling analog signals to or from the analog signal unit;
an adapter coupled to said second connector for converting between digital signals and corresponding uncompressed analog signals;
a processor coupled between said adapter and said digital equipment communication unit, the processor being operative for converting between digital data signals derived from analog signals in compressed form and digital data signals representing the same analog signals in uncompressed form; and
a single enclosure housing said first and second connectors, said digital communication equipment unit, said adapter and said processor.
2. The device according to claim 1 , wherein the analog signals are selected from a group consisting of video signals and audio signals.
3. The device according to claim 2 , wherein said analog signal unit is an analog video unit, the analog signal is an analog video signal, and said second connector is an analog video connector.
4. The device according to claim 3 , wherein said analog video connector is a coaxial connector.
5. The device according to claim 3 , wherein said analog video unit is an analog video source unit operative to transmit the analog video signal, wherein said adapter includes an analog to digital converter, and wherein said processor is adapted to convert the digital data signals representing analog signals in uncompressed form into the digital data signals derived from the same analog signals in compressed form.
6. The device according to claim 3 , wherein said analog video unit is an analog video target unit operative to receive said analog video signal, wherein said adapter includes a digital to analog converter, and wherein said processor is adapted to convert the digital data signals derived from the analog signals in compressed form coming from the wiring into the digital data signals representing the same analog signals in uncompressed form.
7. The device according to claim 2 , wherein said analog signal unit is an analog audio unit, the analog signal is an analog audio signal, and said second connector is an analog audio connector.
8. The device according to claim 7 , wherein said analog audio connector is a BNC type connector.
9. The device according to claim 7 , wherein said analog audio unit is an analog audio source unit operative to transmit the analog audio signal, wherein said adapter includes an analog to digital converter, and wherein said processor is adapted to is adapted to convert the digital data signals representing analog signals in uncompressed form into the digital data signals derived from the same analog signals in compressed form.
10. The device according to claim 7 , wherein said analog audio unit is an analog audio target unit operative to receive said analog video signal, wherein said adapter includes a digital to analog converter, and wherein said processor is adapted to convert the digital data signals derived from the analog signals in compressed form coming from the wiring into the digital data signals representing the same analog signals in uncompressed form.
11. The device according to claim 1 , furthermore operative to connecting at least one data unit to the digital data network, the device further comprising:
at least one data communication jack for connecting to the at least one data unit; and
a multi-port hub coupled between said digital communication equipment unit and said at least one data communication jack and being operative for passing digital data between said adapter and said at least one data unit.
12. The device according to claim 1 wherein the wiring is connected to concurrently carry a main service signal, and the device is further operative for isolating a data signal carried over the wiring from the main service signal.
13. The device according to claim 12 , wherein the main service signal carried by said wiring is telephony, and the device further includes a low-pass filter and a high-pass filter coupled to said first connector.
14. The device according to claim 12 , wherein the wiring is electrical AC power wiring, the main service signal carried by the wiring is an electrical AC power signal and wherein the device further comprises an AC socket, the device is further adapted to split the AC power and feed it to the AC socket, and wherein said digital communication equipment unit comprises a power-line carrier modem for allowing data communication over the AC power wiring.
15. The device according to claim 12 , wherein the wiring is a CATV cable, the main service signal carried by said wiring is a CATV signal and the device is adapted to isolate the CATV signal from the data signal, and wherein said digital communication equipment unit is a coaxial cable modem for allowing data communication over the CATV wiring.
16. The device according to claim 1 , wherein the digital data signals derived from analog signals in compressed form are MPEG based, and contain digital data substantially according to MPEG standard.
17. The device according to claim 1 , wherein said single enclosure is constructed to have at least one of the following: a form substantially similar to that of a standard outlet; wall mounting elements substantially similar to those of a standard wall outlet; a shape allowing direct mounting in an outlet receptacle or opening; and a form to substitute for a standard outlet.
18. The device according to claim 1 , wherein said device is electrically pluggable into, and mechanically attachable to, an outlet.
19. The device according to claim 1 , wherein said single enclosure is structured to attach to a mating fixture secured on the wall.
20. The device according to claim 1 , wherein said device is addressable in the digital data network.
21. The device according to claim 1 , wherein the wiring is connected to concurrently carry a power signal, and wherein said device is powered only from the power signal.
22. The device according to claim 21 , wherein the power signal is a DC (Direct Current) power signal, and the power signal is carried using a phantom configuration.
23. The device according to claim 21 , wherein the power signal is a DC power signal carried using Frequency Division Multiplexing (FDM), wherein the digital data signals are carried over the wiring in a frequency band spaced from zero.
24. The device according to claim 21 , wherein the digital data network is a LAN (Local Area Network), the wiring is a LAN cable, said first connector is a LAN connector, and said digital communication equipment unit is a LAN digital communication equipment unit.
25. The device according to claim 24 , wherein the digital communication equipment unit is operative for conducting serial bi-directional packet-based digital data over the LAN cable.
26. The device according to claim 25 , wherein communication over the LAN cable and said LAN digital communication equipment unit are substantially IEEE802.3 compliant.
27. The device according to claim 25 , wherein communication over the LAN cable and said LAN digital communication equipment unit are based on IEEE802.3 10BaseT or 100BaseT, and wherein said LAN connector is an RJ-45 type connector.
28. The device according to claim 1 , further comprising a multi-port packet sharing means consisting of one of: a switch; a router; and a gateway, coupled to pass digital data signals between said adapter and said digital communication equipment unit.
29. A method for connecting an analog signal unit to a digital data network carrying Internet Protocol (IP) based digital signals derived from analog signals, the digital network based on wiring, the method comprising:
providing a first connector for connecting to the wiring;
transmitting and receiving IP based digital data to and from the wiring via the first connector;
providing a second connector for connecting to an analog signal unit;
coupling an adapter between the first connector and the second connector for converting between digital signals derived from analog signals and corresponding analog signals;
coupling a processor for converting between digital data signals derived from the analog signals in compressed form and digital data signals representing the same analog signals in uncompressed form; and
housing said processor, said adapter and said connectors in a single enclosure.
30. The method according to claim 29 , wherein the analog signals are selected from a group consisting of video signals and audio signals.
31. The method according to claim 29 , further comprising:
providing at least one data communication jack within the single enclosure for connecting at least one data unit; and
coupling a multi-port hub to the first connector and to the at least one data communication jack, the multi-port hub being operative to simultaneously connect to said adapter and to the at least one data unit.
32. The method according to claim 31 , further including isolating data carried over the wiring from an electrical AC power signal carried by said wiring by splitting the AC power and feeding it to a socket via an integrated unit within the single enclosure, there being further included the step of interfacing the hub to the integrated unit, and allowing data communication over the AC power line.
33. The method according to claim 29 , further including isolating a data signal carried over the wiring from a main service signal via an integrated unit.
34. The method according to claim 33 , wherein the main service signal carried over the wiring is telephony, and the isolating of the data signal includes low-pass filtering and a high-pass filtering the analog signal.
35. The method according to claim 33 , wherein: the main service signal carried over the wiring is a CATV signal; the wiring is CATV wiring; and the integrated unit is adapted to isolate the CATV signal from the data signal, and wherein said method further comprises interfacing the hub to the integrated unit via a coaxial cable modem for allowing data communication over the CATV wiring.