1. A power distribution device comprising:
a number (N) of power output terminals each to be electrically coupled to a corresponding power supply;
a number (M) of power output terminals each to be electrically coupled to a corresponding electronic device so as to output power thereto; and
a number (M) of power distribution circuits, each electrically coupled to a corresponding one of said power output terminals and electrically coupled to a number (P) of said power input terminals;
wherein each of the numbers N, M, and P is independently a positive integer not less than 2;
wherein each of said power distribution circuits includes:
a number (P) of first diodes each electrically coupled in a forward-bias arrangement between a respective one of said power input terminals and said corresponding one of said power output terminals;
a switch element connected in parallel to one of said first diodes and electrically coupled to one of said power input terminals that is electrically coupled to said one of said first diodes; and
a controller electrically coupled to said switch element and said one of said power input terminals that is electrically coupled to said switch element, said controller controlling said switch element to operate in a conducting state such that said one of said power input terminals that is electrically coupled to said switch element is electrically coupled to said corresponding one of said power output terminals through said switch element when said controller determines that power received at said one of said power input terminals that is electrically coupled to said switch element is normal, said controller controlling said switch element to operate in a non-conducting state when said controller determines that the power received at said one of said power input terminals that is electrically coupled to said switch element is abnormal.
2. The power distribution device as claimed in claim 1, wherein each of said power distribution circuits further includes:
a first indicator electrically coupled to said controller;
a second indicator electrically coupled to said controller;
a first OR gate electrically coupled to said controller;
a connector electrically coupled to said first OR gate; and
a jumper electrically coupled to said first OR gate;
wherein, when said connector is electrically coupled to the corresponding electronic device through said corresponding one of said power output terminals so as to output a signal to said first OR gate of when said jumper is configured to output a signal to said first OR gate, said first OR gate outputs a first signal to said controller, and said controller is responsive to the first signal so as to activate said first indicator when said controller determines that the power received at said one of said power input terminals that is electrically coupled to said switch element is normal, said controller activating said second indicator when said controller determines that the power received at said one of said power input terminals that is electrically coupled to said switch element is abnormal.
3. The power distribution device as claimed in claim 1, wherein at least one of said power distribution circuits further includes a first voltage converter electrically coupled between said first diodes of said power distribution circuit and said corresponding one of said power output terminals for generating a converted voltage by converting voltage received at one of said power input terminals that is electrically coupled to said power distribution circuit and outputting the converted voltage to said corresponding one of said power output terminals.
4. The power distribution device as claimed in claim 1, wherein said switch element is one of a metal-oxide-semiconductor field-effect transistor (MOSFET) and a relay.
5. The power distribution device as claimed in claim 1, wherein the numbers M and N are both equal to 6, and the number P is equal to 3 or 4.
6. The power distribution device as claimed in claim 1, further comprising a second voltage converter, a number (N) of second diodes, a second power output terminal and a setting unit, each of said second diodes being electrically coupled between a respective one of said power input terminals and said second voltage converter, said setting unit being electrically coupled to said second voltage converter and being operable to set an output voltage of said second voltage converter, said second voltage converter generating the output voltage by converting voltage received at one of said power input terminals according to setting of said setting unit and outputting the output voltage to said second power output terminal.
7. The power distribution device as claimed in claim 2, further comprising:
a second OR gate electrically coupled to said first OR gates of said power distribution circuits;
a third voltage converter electrically coupled to said second OR gate;
a number (N) of third diodes each electrically coupled between a respective one of said power input terminals and said third voltage converter; and
a plurality of fan connectors each electrically coupled to said third voltage converter for electrical coupling with a heat-dissipating fan;
wherein, when said second OR gate receives the first signal from at least one of said first OR gates, said second OR gate outputs a second signal to said third voltage converter, said second third voltage converter responds to the second signal by generating fan voltages through converting voltage received at one of said power input terminals and by outputting the fan voltages to said fan connectors, respectively.
8. A power distribution circuit to be electrically coupled to a first power supply and a second power supply so as to provide power to an electronic device which is to be electrically coupled to said power distribution circuit, said power distribution circuit comprising:
a first diode to be electrically coupled in a forward-bias arrangement between the first power supply and the electronic device;
a second diode to be electrically coupled in a forward-bias arrangement between the second power supply and the electronic device;
a switch element connected in parallel to said first diode;
a controller to be electrically coupled to the first power supply and electrically coupled to said switch element, said controller controlling said switch element to operate in a conducting state such that the first power supply is electrically coupled to the electronic device through said switch element when said controller determines that the first power supply operates normally, said controller controlling said switch element to operate in a non-conducting state when said controller determines that the first power supply operates abnormally;
a first indicator electrically coupled to said controller;
a second indicator electrically coupled to said controller;
an OR gate electrically coupled to said controller;
a connector electrically coupled to said OR gate; and
a jumper electrically coupled to said OR gate;
wherein, when the electronic device is electrically coupled to said connector and outputs a signal to said OR gate or when said jumper is configured to output a signal to said OR gate, said OR gate outputs a first signal to said controller, and said controller is responsive to the first signal so as to activate said first indicator when said controller determines that the first power supply operates normally and so as to activate said second indicator when said controller determines that the first power supply operates abnormally.
9. A power distribution circuit to be electrically coupled to a first power supply and a second power supply so as to provide power to an electronic device which is to be electrically coupled to said power distribution circuit, said power distribution circuit comprising:
a first diode to be electrically coupled in a forward-bias arrangement between the first power supply and the electronic device;
a second diode to be electrically coupled in a forward-bias arrangement between the second power supply and the electronic device;
a switch element connected in parallel to said first diode;
a controller to be electrically coupled to the first power supply and electrically coupled to said switch element, said controller controlling said switch element to operate in a conducting state such that the first power supply is electrically coupled to the electronic device through said switch element when said controller determines that the first power supply operates normally, said controller controlling said switch element to operate in a non-conducting state when said controller determines that the first power supply operates abnormally;
a first power input terminal to be electrically coupled between the first power supply and said first diode;
a second power input terminal to be electrically coupled between the second power supply and said second diode; and
a power output terminal to be electrically coupled between said first and second diodes and the electronic device.
10. The power distribution circuit as claimed in claim 8, wherein said switch element is one of a metal-oxide-semiconductor field-effect transistor (MOSFET) and a relay.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A computer readable storage medium including a set of instructions that are executable by a processor, the set of instructions being operable to:
retrieve a profile for an intended fiber, the profile including unique measurement data of the intended fiber;
receive from a fiber-optic measurement device capable of hi-resolution measurements further measurement data from a connected fiber within a network;
compare the unique measurement data of the intended fiber to the further measurement data of the connected fiber; and
confirm an identity of the connected fiber as being the intended fiber when the unique measurement data matches the further measurement data, and trigger an alert when the unique measurement data does not match the further measurement data.
2. The computer readable storage medium according to claim 1, wherein the fiber-optic measurement device is an optical frequency-domain reflectometer (\u201cOFDR\u201d).
3. The computer readable storage medium according to claim 1, wherein the set of instructions are further operable to:
receive initial measurements of a plurality of fibers in the network, the plurality of fibers including the intended fiber;
create a plurality of profiles for each of the plurality of fibers, each of the profiles including unique measurement data for each of the fibers; and
store the plurality of profiles.
4. The computer readable storage medium according to claim 1, wherein the unique measurement data includes a first variation in backscatter loss of the intended fiber and the further measurement includes a second variation in backscatter loss of the connected fiber.
5. The computer readable storage medium according to claim 1, wherein the measurement data includes a grating identifier identifying at least one characteristic of the connected fiber.
6. The computer readable storage medium according to claim 1, wherein the alert is one of an audible tone, a visual indication, and a notification to a user.
7. A system, comprising:
a memory storing profiles of a plurality of fibers within a network, each profile including unique measurement data pertaining to one of the plurality of fibers;
a fiber-optic measurement device capable of hi-resolution measurements collecting further measurement data from a connected fiber; and
a comparator comparing the further measurement data to the unique measurement data of the profiles, the comparator confirming an identity of the connected fiber as one of the plurality of fiber when the further measurement data match unique measurement data of one of the profiles, and the comparator triggering an alert when the further measurement data does not match unique measurement data of any of the profiles.
8. The system according to claim 7, wherein the fiber-optic measurement device capable of hi-resolution measurements is an optical frequency-domain reflectometer (\u201cOFDR\u201d).
9. The system according to claim 7, further comprising:
a profile generator for receiving initial measurements of a plurality of fibers in the network, the plurality of fibers including the intended fiber, creating a plurality of profiles for each of the plurality of fibers, each of the profiles including unique measurement data for each of the fibers, and storing the plurality of profiles in the memory.
10. The system according to claim 7, wherein the unique measurement data includes a first variation in backscatter loss of the intended fiber and the further measurement includes a second variation in backscatter loss of the connected fiber.
11. The system according to claim 7, wherein the measurement data includes a grating identifier identifying at least one characteristic of the connected fiber.
12. The system according to claim 7, wherein the OFDR includes at least one of a detector, a processing unit, and a memory.
13. The system according to claim 7, wherein the comparator is a processing unit.
14. The system according to claim 7, wherein the alert is one of an audible tone, a visual indication, and a notification to a user.
15. A method, comprising:
retrieving a profile for an intended fiber, the profile including unique measurement data of the intended fiber;
collecting, via wherein the fiber-optic measurement device capable of hi-resolution measurements further measurement data from a connected fiber within a network;
comparing the unique measurement data of the intended fiber to the further measurement data of the connected fiber; and
confirming an identity of the connected fiber as being the intended fiber when the unique measurement data matches the further measurement data, and trigger an alert when the unique measurement data does not match the further measurement data.
16. The method according to claim 15, wherein the fiber-optic measurement device capable of hi-resolution measurements is an optical frequency-domain reflectometer (\u201cOFDR\u201d)
17. The method according to claim 15, further comprising:
performing initial measurements of a plurality of fibers in the network, the plurality of fibers including the intended fiber;
creating a plurality of profiles for each of the plurality of fibers, each of the profiles including unique measurement data for each of the fibers; and
storing the plurality of profiles.
18. The method according to claim 15, wherein the unique measurement data includes a first variation in backscatter loss of the intended fiber and the further measurement includes a second variation in backscatter loss of the connected fiber.
19. The method according to claim 15, wherein the measurement data includes a grating identifier identifying at least one characteristic of the connected fiber.
20. The method according to claim 15, wherein the alert is one of an audible tone, a visual indication, and a notification to a user.