Author: claimsbot

1. A method for resolving complex conjugate ambiguity in an optical coherence tomography (OCT) interferogram, the method comprising:
producing light from a light source;
producing a phase modulation of the light within a resonator cavity through which the light travels, wherein the resonator cavity is disposed in the light source;
propagating a reference light portion from the light source along a reference arm optical pathlength and a sample light portion from the light source along a sample arm optical pathlength, the reference arm optical pathlength and the sample arm optical pathlength being offset from each other by a multiple of an optical pathlength of the resonator cavity; and
using the phase modulation of the light to separate a positive and a negative displacement of a complex conjugate component of the OCT interferogram produced by combining and detecting the reference light portion and the sample light portion.
2. The method according to claim 1, wherein the light source comprises a laser.
3. The method according to claim 2, wherein the resonator cavity comprises an integral and internal component of the laser.
4. The method according to claim 2, further comprising forming a linear-in-wavelength cavity length variation with the laser.
5. The method according to claim 2, further comprising controlling an axial position shift by adjusting a slope of a cavity length variation.
6. The method according to claim 1, further comprising generating a comb frequency spectrum of the light with the resonator cavity.
7. The method according to claim 1, wherein the sample arm optical pathlength is longer than the reference arm optical pathlength by a multiple of the optical pathlength of the resonator cavity.
8. The method according to claim 1, wherein the reference arm optical pathlength is longer than the sample arm optical pathlength by a multiple of the optical pathlength of the resonator cavity.
9. The method according to claim 1, wherein the phase modulation of the light comprises at least one of a variance in a physical pathlength of the light, a variance in an index of refraction of the light, or a shift in a frequency of the light.
10. The method according to claim 1, further comprising producing the OCT interferogram using a Fourier Domain OCT (FDOCT) system.
11. The method according to claim 10, wherein producing the OCT interferogram comprises producing the OCT interferogram using a Spectral Domain OCT (SDOCT) system.
12. The method according to claim 10, wherein producing the OCT interferogram comprises producing the OCT interferogram using a swept-source OCT (SSOCT) system.
13. The method according to claim 12, wherein the SSOCT system comprises a heterodyne SSOCT system.
14. The method according to claim 1, further comprising applying a numerical dispersion compensation algorithm to the OCT interferogram.
15. The method according to claim 1, further comprising generating a group delay in the reference arm.
16. The method according to claim 15, wherein generating a group delay comprises using a dispersive optical delay line (DODL) in the reference arm.
17. The method according to claim 16, further comprising applying a hardware dispersion compensation to compensate for a group velocity dispersion.
18. The method according to claim 1, wherein the multiple of an optical pathlength of the resonator cavity by which the reference arm optical pathlength and the sample arm optical pathlength are being offset from each other comprises an integer.

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 recording medium with a load distribution program recorded therein for a computer system including a plurality of processors and a plurality of inputoutput devices, the program causing the computer to execute:
acquiring, at a first timing, a processor load status including a processor usage rate of an application job, a processor usage rate of an interrupt from at least one of the inputoutput devices, and a processor usage rate increasingdecreasing tendency for each of the processors; and, for each of the inputoutput devices, an inputoutput device load status including an interrupt destination processor and an accumulated number of times of interrupts;
referencing, at every second timing, a load distribution policy that defines a load distribution initiating condition and a load distribution executing condition for distributing interrupts from at least one of the inputoutput devices among the processors, and using the processor usage rate of the application job, the processor usage rate of the interrupt from the at least one of the inputoutput devices, and the processor usage rate increasingdecreasing tendency; and determining whether or not a processor satisfying the load distribution initiating condition is present based on the processor load status;
referencing the processor load statuses and inputoutput device load statuses when a processor satisfying the load distribution initiating condition is present; calculating processor usage rates of all inputoutput devices interrupting the processor; and determining a processor and an inputoutput device satisfying the load distribution executing condition based on the calculated processor usage rate; and
changing the interrupt destination processor of the inputoutput device satisfying the load distribution executing condition.
2. The recording medium according to claim 1, wherein the load distribution program stored in the recording medium causes the computer to further execute the following processing comprising:
defining in the load distribution policy, a hardware configuration of the computer system that is an application target; and
selecting, for the computer system, a load distribution policy conforming to the hardware configuration, out of a plurality of load distribution policies.
3. The recording medium according to claim 1, wherein the load distribution program stored in the recording medium causes the computer to further execute the following processing comprising:
weighting the processor usage rate of at least one of the inputoutput devices, in accordance with the increasing rate of the number of times of interrupts.
4. The recording medium according to claim 1, wherein the load distribution program stored in the recording medium causes the computer to further execute the following processing comprising:
when determining a processor and an inputoutput device that satisfy the load distribution executing condition, excluding the processor from a determination target until a third timing longer than the second timing elapses, after the processor satisfying the load distribution executing condition has been determined.
5. The recording medium according to claim 1, wherein the load distribution program stored in the recording medium causes the computer to further execute the following processing comprising:
causing the computer system to implement outputting a message for urging an improvement in the load distribution policy when the processor and the inputoutput device that satisfy the load distribution executing condition are unable to be determined a specific number of times.
6. A load distribution apparatus in a computer system including a plurality of processors and a plurality of inputoutput devices, the load distribution apparatus comprising:
a load status acquisition unit for acquiring, every first timing, for each of the processors, a load status including a processor usage rate of an application job, a processor usage rate of an interrupt from at least one of the inputoutput devices, and a processor usage rate increasingdecreasing tendency; and, for each of the inputoutput devices, an inputoutput device load status including an interrupt destination processor and an accumulated number of times of interrupts;
a determination unit for referencing, at every second timing, a load distribution policy that defines a load distribution initiating condition and a load distribution executing condition for distributing interrupts from at least one of the inputoutput devices among the processors, using the processor usage rate of the application job, the processor usage rate of the interrupt from the at least one of the inputoutput devices, and the processor usage rate increasingdecreasing tendency; and determining whether or not a processor satisfying the load distribution initiating condition is present based on the processor load status;
a decision unit for referencing the processor load statuses and inputoutput device load statuses when a processor satisfying the load distribution initiating condition is present; for calculating processor usage rates of all the inputoutput devices interrupting the processor; and for deciding a processor and an inputoutput device satisfying the load distribution executing condition based on the calculated processor usage rate; and
an interrupt destination changing unit for changing an interrupt destination processor of the inputoutput device satisfying the load distribution executing condition.

1. In an apparatus for supporting a portion of a device for processing an electronic component substrate, the apparatus including an assembly supporting a laser lens in a gravity field for focusing movement with respect to the electronic component substrate along a Z-axis by a linear actuator, the improvement comprising:
a fluid counterbalance for the assembly defined by a fluid operated cylinder having a piston associated with a housing for movement between end limits of travel, the piston dividing the housing into first and second fluid chambers having first and second fluid communication ports respectively; and
a fluid pressure source connectable to the first and second chambers through the first and second fluid communication ports respectively, the fluid pressure source adjustable to statically suspend the supported laser lens in equilibrium within the gravity field, the fluid pressure source permitting movement of a mass of the supported laser lens to any position between opposite end limits of travel of the piston associated with the housing, while maintaining the mass of the supported laser lens in equilibrium.
2. The improvement of claim 1, wherein pressure within the first and second chambers of the fluid operated cylinder is adjustable so that the mass of the supported laser lens is statically suspended in equilibrium within the gravity field.
3. The improvement of claim 1, wherein varying pressure within the first and second chambers of the fluid operated cylinder can move the supported laser lens to any position within a range of travel of the piston within the housing, while maintaining a mass of the supported laser lens in equilibrium regardless of piston position within the housing.
4. The improvement of claim 1, wherein the fluid operated cylinder adjusts damping of the supported laser lens so that over-travel after force is applied is minimized.
5. The improvement of claim 1, wherein the fluid operated cylinder counterbalances a mass of the supported laser lens in the gravity field without lowering a natural frequency characteristic of the assembly.
6. The improvement of claim 1, wherein the fluid operated cylinder counterbalances a mass of the supported laser lens in the gravity field without adding significant mass.
7. The improvement of claim 1, wherein a damping characteristic of the assembly varies by changing an orifice size associated with at least one of the first and second fluid communication ports of the fluid operated cylinder.
8. The improvement of claim 1, wherein a spring rate characteristic of the assembly varies in response to a change of pressure in at least one of the first and second chambers of the housing.
9. The improvement of claim 1, wherein pressure is equalized on either side of the piston to obtain static equilibrium in the gravity field.
10. The improvement of claim 1 further comprising:
an adjustable orifice associated with each fluid communication port of the fluid operated cylinder for varying a damping characteristic of the assembly.
11. A method for supporting an assembly including a laser lens in a gravity field for focusing movement with respect to an electronic component substrate along a Z-axis by a linear actuator in an apparatus for processing the electronic component substrate, the method comprising:
providing a fluid counterbalance for the assembly defined by a fluid operated cylinder having a piston associated with a housing for reciprocal movement between end limits of travel, the piston dividing the cylinder into first and second chambers having first and second fluid communication ports respectively;
connecting a fluid pressure source to the first and second chambers through the first and second fluid communication ports respectively; and
adjusting the fluid pressure source to statically suspend the supported laser lens in equilibrium within a gravity field, the fluid pressure source permitting movement of a mass of the supported laser lens to any position between opposite end limits of travel of the piston associated with the housing, while maintaining the mass of the supported laser lens in equilibrium.
12. The method of claim 11, wherein adjusting the fluid pressure source in communication with the fluid operated cylinder statically suspends the mass of the supported laser lens in equilibrium within the gravity field.
13. The method of claim 11, wherein adjusting the fluid pressure source in communication with the fluid operated cylinder moves the supported laser lens to any position within a range of travel of the piston within the housing, while maintaining a mass of the supported laser lens in equilibrium regardless of piston position within the housing.
14. The method of claim 11, wherein adjusting the fluid pressure source in communication with the fluid operated cylinder adjusts damping of the supported laser lens so that over-travel after force is applied is minimized.
15. The method of claim 11, wherein adjusting the fluid pressure source in communication with the fluid operated cylinder counterbalances a mass of the supported laser lens in the gravity field without lowering a natural frequency characteristic of the assembly.
16. The method of claim 1, wherein adjusting the fluid pressure source in communication with the fluid operated cylinder counterbalances a mass of the supported laser lens in the gravity field without adding significant mass.
17. The method of claim 11 further comprising:
varying a damping characteristic of the assembly by changing an orifice size associated with at least one of the first and second fluid communication ports of the fluid operated cylinder.
18. The method of claim 11 further comprising:
varying a spring rate characteristic of the assembly in response to a change of pressure in at least one of the first and second chambers of the housing.
19. The method of claim 11 further comprising:
equalizing pressure on either side of the piston to obtain static equilibrium of the supported laser lens in the gravity field.
20. The method of claim 11 further comprising:
adjusting an orifice associated with each fluid communication port of the fluid operated cylinder for varying a damping characteristic of the assembly.

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 for providing a video telephony service in a mobile communication terminal, the method comprising:
receiving preferred video format information from a peer mobile communication terminal during a signaling procedure with the peer mobile communication terminal;
determining a video format to use in the video telephony service using the received preferred video format; and
transmitting and receiving video data with the peer mobile communication terminal using the determined video format.
2. The method of claim 1, further comprising:
completing a call access with the peer communication terminal;
receiving identifier information from the peer communication terminal; and
determining whether information for supporting multiple video formats exists in the identifier information,
wherein the step of receiving the preferred video format information from the peer communication terminal is performed when it is determined that information of whether multiple video formats are supported in the identifier information exists.
3. The method of claim 2, wherein the identifier information includes at least one of a product number, a version number, a screen resolution and information of whether multiple video formats are supported in the peer mobile communication terminal.
4. The method of claim 2, further comprising determining a master terminal and a slave terminal by exchanging a MasterSlave Determination message with the peer mobile communication terminal.
5. The method of claim 2, further comprising exchanging a multiplex table with the peer mobile communication terminal.
6. The method of claim 2, further comprising, when it is determined that information of whether multiple video formats are supported in the identifier information does not exist:
determining a master terminal and a slave terminal by exchanging a MasterSlave Determination message with the peer mobile communication terminal;
receiving capability information from the peer communication terminal;
exchanging a multiplex table with the peer mobile communication terminal; and
generating a logical channel for transmitting audio data and video data with the peer communication terminal.
7. The method of claim 1, further comprising:
after determining the video format to use in the video telephony service, receiving capability information from the peer communication terminal; and
generating a logical channel for transmitting audio data and video data with the peer communication terminal.
8. The method of claim 1, further comprising determining a moving level for a mutual negotiation with the peer mobile communication terminal.
9. An apparatus for providing a video telephony service in a mobile communication terminal, the apparatus comprising:
a controlling unit for receiving preferred video format information from a peer mobile communication terminal during a signaling procedure with the peer mobile communication terminal and for determining a video format to use in the video telephony service using the received preferred video format; and,
a video codec for encoding and decoding video data that is transmitted to and received from the peer mobile communication terminal, using the determined video format.
10. The apparatus of claim 9, wherein the controlling unit, after completing a call access with the peer communication terminal, receives identifier information from the peer communication terminal, determines whether information for supporting multiple video formats exists in the identifier information and receives preferred video format information from the peer communication terminal when it is determined that information for supporting multiple video formats exists in the identifier information.
11. The apparatus of claim 10, wherein the identifier information includes at least one of a product number, a version number, a screen resolution and information of whether multiple video formats are supported in the peer mobile communication terminal.
12. The apparatus of claim 10, wherein the controlling unit determines a master terminal and a slave terminal by exchanging a MasterSlave Determination message with the peer mobile communication terminal.
13. The apparatus of claim 10, wherein the controlling unit exchanges a multiplex table with the peer mobile communication terminal.
14. The apparatus of claim 10, wherein the controlling unit, when it is determined that information of whether multiple video formats are supported in the identifier information does not exist:
determines a master terminal and a slave terminal by exchanging a MasterSlave Determination message with the peer mobile communication terminal;
receives capability information from the peer communication terminal;
exchanges a multiplex table with the peer mobile communication terminal; and
generates a logical channel for transmitting audio data and video data with the peer communication terminal.
15. The apparatus of claim 9, wherein the controlling unit, after determining a video format to use in the video telephony service, receives capability information from the peer communication terminal and generates a logical channel for transmitting audio and video data with the peer communication terminal.
16. The apparatus of claim 9 wherein the controlling unit determines a moving level for a mutual negotiation with the peer mobile communication terminal.