1. A cooling system comprising:
a cooling channel for receiving a cooling media, the cooling channel being for thermal communication with a component to be cooled, wherein the cooling channel has a height of less than or equal to about 3 mm and a width of less than or equal to 2 mm;
a substrate disposed near the cooling channel; and
a fluidic jet disposed within the substrate and in fluid communication with the cooling channel, wherein the fluidic jet comprises a cavity defined by a well and a membrane.
2. The cooling system of claim 1, wherein the cooling channel has a channel width that is about 25 \u03bcm to about 300 \u03bcm and a channel height that is about 50 \u03bcm to about 500 \u03bcm.
3. The cooling system of claim 1, wherein the cavity has an opening with a cavity opening size, wherein an orifice disposed through the substrate forms the fluid communication between the fluidic jet and the channel, and wherein the orifice has an orifice size that is less than or equal to about 95% of the cavity opening size.
4. The cooling system of claim 3, wherein the orifice size is less than or equal to about 50% of the cavity opening size.
5. The cooling system of claim 1, wherein the membrane has a membrane size, wherein an orifice disposed through the membrane forms the fluid communication between the fluidic jet and the channel, and wherein the orifice has an orifice size that is less than or equal to about 50% of the membrane size.
6. The cooling system of claim 5, wherein the orifice size that is less than or equal to about 25% of the membrane size.
7. The cooling system of claim 6, wherein the orifice size that is about 8% to about 15% of the membrane size.
8. The cooling system of claim 1, wherein the membrane is connected in operable communication to a lead for supplying electrical energy to the membrane to cause the membrane to oscillate.
9. The cooling system of claim 1, wherein the membrane is connected in operable communication to a wave generator for causing the membrane to oscillate.
10. The cooling system of claim 1, wherein the membrane is connected in operable communication to a pressure oscillating apparatus for causing the membrane to oscillate.
11. The cooling system of claim 1, wherein the membrane is connected in operable communication to a mechanical apparatus for causing the membrane to oscillate.
12. The cooling system of claim 1, further comprising a sensor that is connected in operational communication to a controller for activating the fluidic jet.
13. The cooling system of claim 1, further comprising
a plurality of the fluidic jets, and
a sensor connected to each fluidic jet and connected in operational communication to a controller for activating the fluidic jets individually.
14. The cooling system of claim 1, wherein an orifice forms the fluid communication between the fluidic jet and the channel, and wherein the orifice is in fluid communication with multiple channels.
15. The cooling system of claim 1, wherein the channel has a changing width andor height.
16. The cooling system of claim 1, wherein the cooling system is a closed loop system comprising a plurality of the fluidic jets, a plurality of the channels, and a cooling media in the cooling channels.
17. The cooling system of claim 1, wherein the cooling channels are in thermal communication with an electronic component.
18. The cooling system of claim 17, wherein the electronic component is an integrated circuit.
19. The cooling system of claim 1, wherein the cavity has a cavity depth of about 10 \u03bcm to about 3 mm.
20. A cooling system comprising:
an integrated circuit;
a cooling channel for receiving a cooling media, and located in thermal communication with the integrated circuit;
a plurality of fluidic jets disposed in a substrate, and an orifice for fluid communication between the cooling channel and a cavity of the fluidic jet;
a lead in operational communication with the membrane; and
a controller in operational communication with the lead for activating the fluidic jets.
21. The cooling system of claim 20, wherein the cooling channel has a height of less than or equal to about 3 mm and a width of less than or equal to 2 mm, wherein the orifice has an orifice size of less than or equal to about 50% of a membrane size, the membrane has a membrane thickness of about 2 \u03bcm to about 2 mm, and wherein the cavity has a cavity depth of about 10 \u03bcm to about 3 mm.
22. A method of cooling an electrical component, comprising:
passing a cooling media through a cooling channel having a channel width, wherein the cooling channel is located in thermal communication with an electrical component and in fluid communication with a plurality of fluidic jets, wherein each fluidic jet comprises a cavity defined by a well and a membrane, wherein the cooling channel has a height of less than or equal to about 3 mm and a width of less than or equal to 2 mm;
drawing the cooling media into one or more of the fluidic jets;
expelling the cooling media from the one or more fluidic jets into the cooling channel; and
removing thermal energy from the electrical component.
23. The method of claim 22, wherein drawing the cooling media further comprises oscillating the membrane.
24. A method of claim 22, further comprising:
monitoring a temperature of a plurality of portions of the electrical component;
determining if a particular monitored temperature is a high temperature that is above a limit; and
if the temperature is a high temperature,
activating the fluidic jet(s) that are in thermal communication with the portion of the electrical component that has the high temperature.
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 communication apparatus, comprising:
a radio transceiver module; and
a processor, responsive to a signal power of a serving base station falling below a first predetermined threshold, receiving a neighbor cell message from the serving base station and determine a measurement result based on the information carried in the received neighbor cell message,
wherein the neighbor base stations are prioritized by the processor in a prioritized order, the prioritized order being determined based on properties of neighboring cell base stations, wherein the neighbor base stations are categorized as at least one of prioritized cells and ordinary cells according to cell types, wherein a scanning set of the neighbor base stations is formed of qualified prioritized cells and reported to the serving base station according to the prioritized order and responsive to at least one of: no space remaining in the scanning set and all ordinary cells being evaluated, wherein the scanning set is scanned, wherein the cell types comprise at least cell coverage, and wherein the processor initiates a handover procedure responsive to the signal power falling below a second predetermined threshold.
2. The communication apparatus as claimed in claim 1, wherein the processor further receives a broadcast message from at least one of the neighbor base stations to obtain network entry related system information therefrom.
3. The communication apparatus as claimed in claim 2, wherein the processor further conducts a handover procedure with the serving base station to one of the neighbor base stations according to the measurement result and the obtained network entry related system information.
4. The communication apparatus as claimed in claim 1, wherein the scanning of the neighbor base stations is prioritized according to network loadings of the neighbor base stations.
5. The communication apparatus as claimed in claim 1, wherein the scanning of the neighbor base stations is prioritized according to locations of the neighbor base stations.
6. The communication apparatus as claimed in claim 1, wherein the scanning of the neighbor base stations is prioritized according to historical handover records of the communication apparatus corresponding to the neighbor base stations.
7. The communication apparatus as claimed in claim 1, wherein the cell types further comprise at least one of: Medium Access Control (MAC) layer versions, or one or more physical parameters of the neighbor base stations.
8. The communication apparatus as claimed in claim 1, wherein the neighbor cell message is segmented into a plurality of sub-messages, each sub-advertisement message carries information regarding the neighbor base stations belonging to one or more categories, and wherein the processor scans the neighbor base stations after receiving at least one sub-message.
9. A method for scanning neighbor base stations of a communication apparatus, comprising:
responsive to a signal power of a serving base station falling below a first predetermined threshold, performing the steps of:
obtaining information of a plurality of neighbor base stations;
categorizing neighbor base stations as at least one of prioritized cells and ordinary cells;
reporting a scanning set comprising qualified prioritized cells to the serving base station responsive to one of: no space remaining in the scanning set and all ordinary cells being evaluated, wherein the candidates are prioritized in a preferred order according to properties of the neighbor base stations;
scanning the candidates in the scanning set in the preferred order to obtain a measurement result;
wherein categorizing the neighbor base stations in the scanning set is performed according to cell types of the neighbor base stations, wherein the cell types comprise at least cell coverage;
sorting the information of the neighbor base stations according to the categories of the neighbor base stations;
carrying the sorted information in a neighbor cell message; and
initiating a handover procedure responsive to the signal power falling below a second predetermined threshold.
10. The method as claimed in claim 9, further comprising:
receiving a broadcast message from at least one of the scanned candidates to obtain network entry related system information therefrom.
11. The method as claimed in claim 10, further comprising:
transferring a communication service of the communication apparatus from a serving base station to one of the candidates according to the measurement result and the obtained network entry related system information.
12. The method as claimed in claim 9, wherein the candidates are prioritized according to network loadings.
13. The method as claimed in claim 9, wherein the candidates are prioritized according to locations.
14. The method as claimed in claim 9, wherein the candidates are prioritized according to times of historical handover of the communication apparatus corresponding to the candidates.
15. The method as claimed in claim 9, wherein the cell types further comprise at least one of: Medium Access Control (MAC) layer versions, or one or more physical parameters of the neighbor base stations.
16. The method as claimed in claim 9, further comprising:
segmenting the neighbor cell message into a plurality of sub-messages, wherein each sub-message carries information of the neighbor base stations belonging to one or more categories; and
determining the candidates after receiving at least one sub-message.
17. The method as claimed in claim 9, wherein the step of carrying the sorted information in the neighbor cell message further comprises:
carrying the information of a first neighbor base station belonging to one category in the neighbor cell message; and
carrying difference information of rest of the neighbor base stations belonging the same category in the neighbor cell message, wherein the difference information comprises the information that is different from the information of the first neighbor base station.
18. A communication apparatus, comprising:
a radio transceiver module; and
a processor, responsive to a signal power of a serving base station falling below a first predetermined threshold, receiving a neighbor cell message from the serving base station and determine a measurement result based on the information carried in the received neighbor cell message,
wherein the neighbor base stations are prioritized by the processor in a prioritized order, the prioritized order being determined based on properties of neighboring cell base stations, wherein the neighbor base stations are categorized as at least one of prioritized cells and lower priority cells according to cell types;
wherein a scanning set of the neighbor base stations is formed of qualified prioritized cells and reported to the serving base station according to the prioritized order responsive to one of: no space remaining in the scanning set and all lower priority cells being evaluated, wherein the scanning set is scanned, wherein the scanning of the neighbor base stations is prioritized according to at least cell coverage of the neighbor base stations; and
wherein the processor initiates a handover procedure responsive to the signal power falling below a second predetermined threshold.
19. A method for scanning neighbor base stations of a communication apparatus, comprising:
responsive to a signal power of a serving base station falling below a first predetermined threshold, performing the steps of:
obtaining information of a plurality of neighbor base stations;
categorizing neighbor base stations as at least one of prioritized cells and lower priority cells;
reporting a scanning set comprising qualified prioritized cells to the serving base station responsive to one of: no space remaining in the scanning set and all lower priority cells being evaluated, wherein the candidates are prioritized in a preferred order according to properties of the neighbor base stations; and
scanning the candidates in the scanning set in the preferred order to obtain a measurement result;
wherein the candidates are prioritized according to at least cell coverage of the neighbor base stations; and
initiating a handover procedure responsive to the signal power falling below a second predetermined threshold.