1. A CDMA transmission apparatus comprising:
an apportion section that apportions a plurality items of data to a plurality of groups;
a multiplexing section that code division multiplexes the apportioned data for each said group; and
a transmission section that transmits the code division multiplexed data for each said group using a transmission antenna corresponding to each said group,
wherein said apportion section generates a replica of specific data of said plurality of items of data and apportions said specific data and the replica of said specific data generated to at least two groups of said plurality of groups, and
said multiplexing section code division multiplexes said apportioned specific data and replica of said specific data using spreading codes which differ from one apportioned group to another.
2. The CDMA transmission apparatus according to claim 1,
wherein said specific data includes at least one of a signal for controlling a communication between the own apparatus and CDMA reception apparatus, retransmission data, data directed to the CDMA reception apparatus having channel quality of said communication equal to or lower than a predetermined level, data directed to the CDMA reception apparatus moving at a predetermined speed or faster, data having a retransmission count equal to or greater than a predetermined count or systematic bits when a turbo code is used as an error correcting code of said communication.
3. The CDMA transmission apparatus according to claim 1,
wherein as the retransmission count of said specific data increases, said apportion section increases the number of said groups to which said specific data and the replica of said specific data are apportioned.
4. A base station apparatus provided with the CDMA transmission apparatus according to claim 1.
5. A CDMA transmission method comprising:
a step of apportioning a plurality of items of data to a plurality of groups, said apportioning step generating a replica of specific data of said plurality of items of data and apportioning said specific data and the replica of said specific data generated to at least two groups of said plurality of groups;
a multiplexing step of code division multiplexing the apportioned data for each said group, said multiplexing step code division multiplexing said apportioned specific data and the replica of said specific data using spreading codes which differ from one apportioned group to another; and
a transmission step of transmitting the data code division multiplexed for each said group using a transmission antenna corresponding to each said group.
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 particle processing device, comprising:
a substrate rotatable with respect to the middle region thereof; and
at least one fluidic path provided in the substrate to extend from the middle region to a peripheral region and transferring a fluid having a particle from an input portion to an output portion of the fluidic path by using a centrifugal force of the rotation of the substrate,
wherein a capturing region is formed between the input portion and the output portion of the fluidic path to have a changeable sectional shape for capturing the particle,
wherein the sectional area of the capturing region is decreased gradually along the extending direction of the fluidic path.
2. The device of claim 1, wherein the capturing region has a sectional dimension smaller than the minimum size of the particle that is deformed under a local pressure due to the physical characteristics of the particle such as deformability or stiffness.
3. The device of claim 1, wherein the sectional shape of the fluidic path is symmetric or asymmetric.
4. The device of claim 1, wherein the fluidic path extends to be straight or spiral from the middle region to the peripheral region of the substrate.
5. The device of claim 1, wherein the rotational velocity, rotational acceleration or rotational direction of the substrate is changed to control the flow velocity of the fluid.
6. The device of claim 1, wherein the fluidic path is a flexible fluidic path.
7. The device of claim 6, wherein the sectional shape of the flexible fluidic path is symmetric or asymmetric.
8. The device of claim 6, wherein the flexible fluidic path extends to be straight or spiral from the middle region to the peripheral region of the substrate.
9. The device of claim 6, further comprising a flexible layer that forms a sidewall of the flexible fluidic path and defines the capturing region.
10. The device of claim 9, wherein the flexible layer comprises
a fixing portion fixed to a sidewall of the fluidic path; and
a moving portion extending from the fixing portion and configured to be bent by the rotation of the substrate.
11. The device of claim 9, wherein the rotational velocity, rotational acceleration or rotational direction of the substrate is changed to control the sectional area of the fluidic path and the flow velocity of the fluid.
12. The device of claim 1, wherein a plurality of the fluidic paths is provided in parallel with one another in the substrate.
13. The device of claim 12, further comprising a common inputoutput portion that is provided in the middle region of the substrate to be connected to the input portions of the fluidic paths.
14. The device of claim 1, further comprising a counter that is arranged in any one of the input portion and the output portion of the fluidic path to detect the number of the particles.
15. The device of claim 1, wherein a collecting fluid flows from the output portion to the input portion of the fluidic path to collect the particle that is captured in the capturing region of the fluidic path.
16. The device of claim 1, wherein a biochemical material layer is formed on an inner surface of the fluidic path or the inner surface of the fluidic path is biochemically or physically changed in order to increase or decrease the adhesive strength with the particle.