Author: claimsbot

1. A method, comprising:
receiving a packet-based media signal associated with a session within a media over internet protocol (MoIP) network, the packet-based media signal being defined based on a media-layer protocol;
receiving a session-layer parameter value associated with the packet-based media signal;
sending, when a condition is satisfied based on the session-layer parameter value, at least a first portion of the packet-based media signal to a dual-tone multi-frequency (DTMF) analysis module to determine if the packet-based media signal includes DTMF signal information; and
sending a second portion of the packet-based media signal to a processing pipeline that bypasses the DTMF analysis module when the condition is unsatisfied based on the session-layer parameter value.
2. The method of claim 1, wherein the session is established in response to a session request defined based on a session-layer protocol associated with a signaling layer of the MoIP network, the session-layer parameter value is associated with the signaling layer.
3. The method of claim 1, wherein the session-layer parameter value is an identifier associated with a destination endpoint configured to receive the packet-based media signal.
4. The method of claim 1, wherein the first portion of the packet-based media signal is defined based on a sampling time period associated with the DTMF analysis module.
5. The method of claim 1, wherein the receiving includes receiving a first packet associated with the packet-based media signal, the media-layer protocol is a first media-layer protocol, the first packet is defined based on the first media-layer protocol, the method further comprising:
receiving an indicator from the DTMF analysis module based on a DTMF conversion policy; and
defining a second packet based on the first packet and based on a second media-layer protocol in response to the indicator.
6. The method of claim 1, wherein at least a portion of the session is established based on a session request defined at a session exchange device.
7. A method, comprising:
receiving a packet-based media signal associated with a session established based on a session request, the session request being defined at a session exchange device associated with a MoIP network;
sending a first portion of the packet-based media signal to a DTMF analysis module to determine if the packet-based media signal includes DTMF signal information during a sampling time period after a non-sampling time period;
determining at the DTMF analysis module during a portion of the sampling time period that the first portion of the packet-based media signal is a DTMF signal;
increasing the sampling time period until the end of the DTMF signal; and
processing a second portion of the packet-based media signal at a processing pipeline that bypasses the DTMF analysis module during the non-sampling time period.
8. The method of claim 7, wherein at least one of the sampling time period or the non-sampling time period is defined based on at least one of a frame rate associated with a media-layer protocol or a minimum DTMF tone duration.
9. The method of claim 7, wherein the portion of the packet-based media signal is a first portion of the packet-based media signal, the method further comprising:
sending a second portion of the packet-based media signal to the DTMF analysis module when the first portion of the packet-based media signal is a portion of a DTMF packet, the second portion of the packet-based media signal being adjacent to the first portion of the media signal without an intervening non-DTMF packet and being after the first portion of the packet-based media signal.
10. The method of claim 7, wherein the sampling time period and the non-sampling time period are associated with a sampling cycle.
11. The method of claim 7, wherein at least one of the sampling time period or the non-sampling time period is defined based on at least one of a frame rate associated with a media-layer protocol or a minimum DTMF tone duration.
12. An apparatus, comprising:
a DTMF monitoring module configured to receive a packet-based media signal associated with a MoIP network;
a DTMF analysis module configured to analyze a first portion of a non-DTMF packet associated with the packet-based media signal to determine if the packet-based media signal includes DTMF signal information based on a sampling cycle after an end portion of a DTMF packet associated with the packet-based media signal is detected, wherein the sampling cycle includes a sampling time period and a non-sampling time period, wherein, in response to detecting a DTMF signal, the sampling time period is increased until the end of the DTMF signal;
a processing pipeline portion that excludes the DTMF analysis module, the DTMF monitoring module being configured to send a second portion of the non-DTMF packet to the processing pipeline portion; and
at least one processor, wherein at least one of the DTMF monitoring module and the DTMF analysis module is executable by the at least one processor.
13. The apparatus of claim 12, wherein at least a portion of the DTMF analysis module is a software-based digital-signal-processor (DSP) emulator associated with a media subsystem of a session border controller.
14. The apparatus of claim 12, wherein the DTMF analysis module is configured to analyze the portion of the non-DTMF packet during the sampling time period and not during the non-sampling time period.
15. The apparatus of claim 12, wherein the end portion of the DTMF packet is associated with a payload of the DTMF packet.
16. The apparatus of claim 12, wherein the DTMF packet is a first DTMF packet defined based on a media-layer of the MoIP network, the first DTMF packet having a payload associated with at least a portion of a DTMF signal, the apparatus further comprising:
a DTMF conversion module configured to define a second DTMF packet based on a session-layer of the MoIP network, the second DTMF packet having at least one of a payload or a header associated with the portion of the DTMF signal, wherein the DTMF conversion module is a hardware-based module.
17. The apparatus of claim 12, wherein the end portion of the DTMF packet is analyzed by the DTMF analysis module in response to a beginning portion of the DTMF packet being detected at the DTMF analysis module.

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. An electronic device comprising:
a power control circuit to generate a power mode signal; and
a plurality of voltage regulators to receive the power mode signal,
wherein one or more of the voltage regulators is to reduce an output voltage in response to the power mode signal and wherein the reduced output voltage of the one or more voltage regulators is to power a different circuit of or function to be performed in the electronic device.
2. The electronic device of claim 1, wherein the voltage regulators are to power circuits or functions different from a central processing circuit or function of the device.
3. The electronic device of claim 1, wherein the output voltage of the one or more voltage regulators is to be reduced during an idle period of an active power state in response to the power mode signal.
4. The electronic device of claim 1, wherein the power mode signal is to be generated by the power control circuit when the electronic device enters a predetermined power state.
5. The electronic device of claim 4, wherein the predetermined power state is a reduced power state.
6. The electronic device of claim 5, wherein the reduced power state is an idle state.
7. The electronic device of claim 1, wherein the output voltage of the one or more voltage regulators is to be reduced to within a same predetermined voltage range.
8. The electronic device of claim 1, wherein the output voltage of a first voltage regulator is to be reduced to a first predetermined voltage range and the output voltage of a second voltage regulator is to be reduced to a second predetermined voltage range different from the first predetermined voltage band.
9. The electronic device of claim 8, wherein the first predetermined voltage range and the second predetermined voltage range correspond to different power states of circuits that are to be respectively powered by the first and second voltage regulators.
10. The electronic device of claim 1, wherein the one or more voltage regulators is to continue to output the reduced voltage until another power mode signal is received by the voltage regulators changing a power mode of one or more circuits in the electronic device.
11. A power control method comprising:
generating a power mode signal; and
reducing an output voltage of one or more of a plurality of voltage regulators in response to the power mode signal, wherein the reduced output voltage of the one or more voltage regulators is to power a different circuit of or function to be performed in an electronic device.
12. The method of claim 11, wherein the power mode signal is generated when the electronic device enters a predetermined power state.
13. The method of claim 12, wherein the predetermined power state is a reduced power state.
14. The method of claim 13, wherein the reduced power state is an idle state.
15. The method of claim 11, wherein the output voltage of the one or more voltage regulators is reduced to within a same predetermined voltage range.
16. The method of claim 11, wherein the output voltage of a first voltage regulator is reduced to a first predetermined voltage range and the output voltage of a second voltage regulator is reduced to a second predetermined voltage range different from the first predetermined voltage band.
17. The method of claim 16, wherein the first predetermined voltage range and the second predetermined voltage range correspond to different power states of circuits that are respectively powered by the first and second voltage regulators.
18. The method of claim 11, wherein each of the voltage regulators continues to output the reduced voltage until another power mode signal is received by the voltage regulators changing a power mode of one or more circuits in the electronic device.
19. A power management apparatus comprising:
a power control circuit to generate a power mode signal;
wherein the power mode signal is to be applied to control an output voltage of one or more voltage regulators to power different circuits of or function to be performed in an electronic device.
20. The power management apparatus of claim 19, wherein the power mode signal is to be generated by the power control circuit when the electronic device enters a predetermined power state

1. A fuel swirler assembly for a turbine engine combustor comprising:
an elongated swirler body having an inlet end and an outlet end, the swirler body defining a longitudinal axis, the swirler body having an outer peripheral surface and an inner peripheral surface;
a plurality of swirler vanes extending radially inward from the inner peripheral surface of the swirler body, the vanes being arrayed about the inner peripheral surface of the swirler proximate the inlet end; and
a bracket secured to the outer peripheral surface of the swirler body and projecting outward from the swirler body in a direction that is substantially radial to the longitudinal axis, the bracket having a radially distal end, the bracket including a hole adapted for removably receiving a fastener, such that the fastener is attached within the hole the hole extending inward from the radially distal end of the bracket in a direction that is substantially radial to the longitudinal axis, the hole opening to the radially distal end of the bracket,
wherein the bracket is located on the swirler body in a region defined between the inlet end and an axially central region of the swirler body.
2. The fuel swirler assembly of claim 1 wherein the bracket and the swirler body are unitary.
3. The fuel swirler assembly of claim 1 wherein the bracket is secured to the swirler body by welding.
4. The fuel swirler assembly of claim 3 wherein the bracket further includes a radially proximal end, and wherein the radially proximal end of the bracket substantially matingly engages the outer peripheral surface of the swirler body.
5. The fuel swirler assembly of claim 1 further including a second bracket secured to the outer peripheral surface of the swirler body, wherein the second bracket is located in a region defined between the inlet end and an axially central region of the swirler body.
6. The fuel swirler assembly of claim 1 further including a second bracket and a swirler extension sleeve, wherein the swirler extension sleeve is secured to the swirler body, wherein the outlet end of the swirler body is received within the swirler extension sleeve, and wherein the second bracket is secured to the swirler extension sleeve.
7. The fuel swirler assembly of claim 1 wherein the hole is threaded, whereby the hole can receive and be in threaded engagement with a threaded fastener.
8. A swirler attachment system comprising:
a combustor support frame having an inner peripheral surface and an outer peripheral surface, a radial hole extending through the combustor support frame from the inner peripheral surface to the outer peripheral surface;
a fuel swirler assembly having an elongated swirler body having an inlet end and an outlet end, the swirler body defining a longitudinal axis, the swirler body having an outer peripheral surface and an inner peripheral surface;
the fuel swirler assembly further including a bracket secured to the outer peripheral surface of the swirler body and projecting outward from the swirler body in a direction that is substantially radial to the longitudinal axis, the bracket having a radially distal end, the bracket including a hole adapted for removably receiving a fastener, the hole extending inward from the radially distal end of the bracket in a direction that is substantially radial to the longitudinal axis, the hole opening to the radially distal end of the bracket, wherein the bracket is located on the swirler body in a region defined between the inlet end and an axially central region of the swirler body; and
a fastener extending through the radial hole in the combustor support frame and attached within the hole in the bracket so as to secure the fuel swirler assembly to the combustor support frame, wherein the radially distal end of the bracket substantially engages the inner peripheral surface of the combustor support frame.
9. The system of claim 8 further including a seating surface on the inner peripheral surface of the combustor support frame, wherein the seating surface is adapted for substantially mating engagement with the radially distal end of the bracket.
10. The system of claim 9 wherein the seating surface is defined by a recess in the inner peripheral surface of the combustor support frame, wherein the recess does not extend through the entire thickness of the combustor support frame.
11. The system of claim 8 further including a swirler base plate secured to the combustor support frame, the swirler base plate including an opening, wherein an axial downstream end of the fuel swirler assembly is positioned substantially adjacent to the opening, whereby the fuel swirler assembly and the opening are in fluid communication.
12. The system of claim 8 further including a swirler base plate secured to the combustor support frame, the swirler base plate including an opening, wherein an axial downstream end of the fuel swirler assembly is received within the opening.
13. The system of claim 8 further including:
a swirler support plate, wherein the swirler support plate includes an opening for receiving an axial downstream end of the fuel swirler assembly; and
a swirler base plate including an opening, wherein the opening in the swirler support plate is disposed axially upstream of and in substantial alignment with the opening in the swirler base plate, wherein a portion of the fuel swirler assembly is received within the opening in the swirler support plate, wherein the swirler base plate is attached to the combustor support frame and the swirler support plate is attached to the swirler base plate.
14. The system of claim 13 wherein a portion of the fuel swirler assembly extends through the opening in the swirler support plate such that the axial downstream end of the fuel swirler assembly is positioned substantially proximate to the opening in the swirler base plate, wherein a peripheral gap is formed between the axial downstream end of the fuel swirler assembly and the swirler base plate, whereby air can pass through the gap so as to minimize flashback potential.
15. The system of claim 8 wherein the radial hole is adapted to provide a substantially dowel fit with the fastener, whereby movement of the fastener within the hole is substantially minimized.
16. The system of claim 8 further including a lock washer operatively positioned between the fastener and the outer peripheral surface of the combustor support frame, whereby the lock washer impedes unwanted travel of the fastener.
17. The system of claim 8 wherein at least one of the fastener and the hole in the bracket includes a special thread form, whereby unwanted travel of the fastener is impeded.
18. The system of claim 8 wherein the hole in the bracket is threaded and the fastener is a threaded bolt, wherein the hole threadably engages the bolt.
19. The system of claim 9 wherein the seating surface is defined by a protrusion extending radially inward from the inner peripheral surface of the combustor support frame.
20. The system of claim 13 further including a swirler extension sleeve attached to the swirler body, wherein the outlet end of the swirler body is received within the swirler extension sleeve, and wherein the axial downstream end of the fuel swirler assembly is defined by the swirler extension sleeve.

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 method comprising:
determining a failure of a logical connection in a logical circuit identified by a logical circuit identifier, the logical circuit comprising variable communication paths in at least one of a first logical telecommunications network or a second logical telecommunications network and a fixed communication path between the first and second logical telecommunications networks, and the failed logical connection being between the first and second logical telecommunications networks, and
identifying a logical failover circuit comprising an alternate communication path in a failover network that is separate from the logical circuit, the failover network being reserved to provide failover circuits to communicate data rerouted from failed logical circuits, and the logical failover circuit identified by a second logical circuit identifier;
renaming the logical circuit identifier of the logical circuit to the second logical circuit identifier of the logical failover circuit; and
rerouting data from the logical circuit to the logical failover circuit without manual intervention.
2. The method of claim 1, further comprising:
after rerouting the data to the logical failover circuit, determining whether the failure in the logical circuit has been corrected; and
if the failure in the logical circuit has been corrected, then rerouting the data from the logical failover circuit to the logical circuit without manual intervention.
3. The method of claim 1, further comprising:
after determining the failure in the logical circuit and before rerouting the data to the logical failover circuit, offering a failover service in real time to a customer associated with the logical circuit; and
performing the rerouting of the data to the logical failover circuit in response to receiving acceptance of the failover service by the customer.
4. The method of claim 1, further comprising after determining the failure in the logical circuit, performing the rerouting of the data to the logical failover circuit based on a customer subscription to a failover service, the data to be rerouted for a time period defined in the customer subscription.
5. The method of claim 1, wherein the first logical telecommunications network is operated by a first carrier different from a second carrier of the second logical telecommunications network.
6. The method of claim 1, wherein the logical connection comprises a network-to-network interface.
7. The method of claim 1, wherein the logical circuit identifier is one of a virtual pathvirtual circuit identifier (VPIVCI) or a data link connection identifier (DLCI).
8. The method of claim 1, wherein the logical failover circuit is a permanent virtual circuit.
9. The method of claim 8, wherein the logical failover circuit is a switched virtual circuit.
10. A system comprising:
a memory storing machine readable instructions; and
a processor to execute the instructions to:
determine a failure of a logical connection in a logical circuit identified by a logical circuit identifier, the logical circuit comprising variable communication paths in at least one of a first logical telecommunications network or a second logical telecommunications network and a fixed communication path between the first and second logical telecommunications networks, and the failed logical connection being between the first and second logical telecommunications networks;
identify a logical failover circuit comprising an alternate communication path in a failover network that is separate from the logical circuit, the failover network being reserved to provide failover circuits to communicate data rerouted from failed logical circuits, and the logical failover circuit identified by a second logical circuit identifier;
rename the logical circuit identifier of the logical circuit to the second logical circuit identifier of the logical failover circuit; and
reroute data from the logical circuit to the logical failover circuit without manual intervention.
11. The system of claim 10, wherein the processor is further to:
when the logical circuit is failed and before rerouting the data to the logical failover circuit, offer a failover service in real time to a customer associated with the logical circuit; and
reroute the data to the logical failover circuit in response to receiving acceptance of the failover service by the customer.
12. The system of claim 10, wherein the processor is further to, when the logical circuit is failed, reroute the data to the logical failover circuit based on a customer subscription to a failover service, the data to be rerouted for a time period defined in the customer subscription.
13. The system of claim 10, wherein the processor is separate from switches over which the data is communicated through the logical circuit and the logical failover circuit.
14. The system of claim 10, wherein the first logical telecommunications network is operated by a first carrier different from a second carrier of the second logical telecommunications network.
15. The system of claim 10, wherein the logical failover circuit comprises at least one unused logical connection comprising a network-to-network interface.
16. The system of claim 10, wherein the first logical circuit identifier is one of a virtual pathvirtual circuit identifier (VPIVCI) or a data link connection identifier (DLCI).
17. A tangible machine readable storage medium comprising instructions which, when executed, cause a machine to perform a method comprising:
determining a failure of a logical connection in a logical circuit identified by a logical circuit identifier, the logical circuit comprising variable communication paths in at least one of a first logical telecommunications network or a second logical telecommunications network and a fixed communication path between the first and second logical telecommunications networks, and the failed logical connection being between the first and second logical telecommunications networks;
identifying a logical failover circuit comprising an alternate communication path in a failover network that is separate from the logical circuit, the failover network being reserved to provide failover circuits to communicate data rerouted from failed logical circuits, and the logical failover circuit identified by a second logical circuit identifier;
renaming the logical circuit identifier of the logical circuit to the second logical circuit identifier of the logical failover circuit; and
rerouting data from the logical circuit to the logical failover circuit without manual intervention.
18. The machine readable storage medium of claim 17, wherein the method further comprises:
when the logical circuit is failed and before rerouting the data to the logical failover circuit, offering a failover service in real time to a customer associated with the logical circuit; and
rerouting the data to the logical failover circuit in response to receiving acceptance of the failover service by the customer.
19. The machine readable storage medium of claim 17, wherein the method further comprises, when the logical circuit is failed, rerouting the data to the logical failover circuit based on a customer subscription to a failover service, the data to be rerouted for a time period defined in the customer subscription.
20. The machine readable storage medium of claim 17, wherein the first logical telecommunications network is operated by a first carrier different from a second carrier of the second logical telecommunications network.