1. A heat-treated elongate member, comprising:
a composite elongate core;
the composite elongate core including an inner core formed of a precipitation hardened material and a layer formed of a superelastic material; and
a second layer concentrically arranged about the layer formed of the superelastic material;
wherein the layer is arranged concentrically about the inner core.
2. The elongate member of claim 1 wherein the composite elongate core has a modulus of elasticity of at least 9\xd7106 psi.
3. The elongate member of claim 2 wherein the modulus of elasticity is at least 12\xd7106 psi.
4. The elongate member of claim 3 wherein the modulus of elasticity is at least 15\xd7106 psi.
5. The elongate member of claim 1 wherein the composite elongate core has an ultimate tensile strength of at least 150 ksi.
6. The elongate member of claim 5 wherein the ultimate tensile strength is at least 180 ksi.
7. The elongate member of claim 6 wherein the ultimate tensile strength is at least 200 ksi.
8. The elongate member of claim 1 wherein the precipitation hardenable material is precipitation hardenable stainless steel.
9. The elongate member of claim 8 wherein the precipitation hardenable material is chromium-nickel based single stage martensitic precipitation hardenable stainless steel.
10. The elongate member of claim 8 wherein the precipitation hardenable stainless steel is essentially nickel free.
11. The elongate member of claim 8 wherein the precipitation hardenable stainless steel includes less than about 1% nickel.
12. The heat-treated elongate member of claim 1,
wherein the second layer is formed of the precipitation hardened material.
13. A heat-treated elongate member, comprising:
a composite elongate core;
the composite elongate core including an inner core formed of a precipitation hardened material concentrically surrounded by a first layer formed from superelastic NITINOL and having a proximal section and distal section, the inner core and the first layer being independently formed;
a flexible body distinct from the first layer at least partially overlying the distal section; and
wherein the precipitation hardenable material comprises at least two materials selected from the group consisting of nickel, cobalt, molybdenum, chromium, tungsten, and iron and the composite elongate core further includes a second layer disposed at least in part concentrically about the first layer and formed from a material similar to the inner core material.
14. A heat-treated elongate member, comprising:
a composite elongate core;
the composite elongate core including an inner core formed of a precipitation hardened material concentrically surrounded by a first layer formed of a superelastic material and having a proximal section and distal section;
a flexible body distinct from the first layer at least partially overlying the distal section; and
wherein the precipitation hardenable material comprises at least two materials selected from the group consisting of nickel, cobalt, molybdenum, chromium, tungsten, and iron and the composite elongate core further includes a second layer portion disposed at least in part about the first layer portion and formed from a material similar to core element material.
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 of retransmitting transport blocks in a base station of a wireless communication system employing carrier aggregation, the method comprising:
mapping each of a plurality of transport blocks to each of a plurality of component carriers using a first mapping pattern and transmitting the plurality of transport blocks to a mobile station;
recognizing that the plurality of transport blocks are not transmitted successfully; and
mapping each of the plurality of transport blocks to each of the plurality of component carriers using a second mapping pattern and retransmitting the plurality of transport blocks to the mobile station,
wherein the first mapping pattern is different from the second mapping pattern.
2. The method according to claim 1, wherein the second mapping pattern is a pattern generated by cyclic-shifting the first mapping pattern by a specific component carrier number.
3. The method according to claim 1, wherein the step of retransmitting includes transmitting control information for each of the plurality of transport blocks to the mobile station, the control information including a HARQ (Hybrid automatic repeat request) swap indicator which indicates a mapping pattern, which is different from the first mapping pattern, is used.
4. The method according to claim 3, wherein the control information includes a carrier selection bit indicating which component carrier a transmission block is transmitted through.
5. The method according to claim 1, wherein the step of transmitting includes mapping two or more transport blocks to each of the plurality of component carriers using a third mapping pattern and the step of retransmitting includes mapping the two or more transport blocks to each of the plurality of component carriers using the third mapping pattern.
6. The method according to claim 1, wherein the step of transmitting includes mapping two or more transport blocks to each of the plurality of component carriers using a third mapping pattern and the step of retransmitting includes mapping the two or more transport blocks to each of the plurality of component carriers using a forth mapping pattern.
7. The method according to claim 1, wherein the step of recognizing includes recognizing that the plurality of transport blocks is not transmitted successfully by receiving negative acknowledgement (NACK).
8. The method according to claim 1, wherein the step of recognizing includes recognizing that the plurality of transport blocks is not transmitted successfully by expiring a timer without receiving acknowledgement (ACK), wherein the timer is started immediately after transmitting the plurality of transport blocks.
9. A method of transmitting HARQ (Hybrid automatic repeat request)acknowledgement in a receiver of a wireless communication system employing carrier aggregation, the method comprising:
receiving data through a plurality of component carriers from a transmitter; and
transmitting a plurality of HARQ acknowledgements for the data to the transmitter via a uplink control channel.
10. The method according to claim 9, wherein the uplink control channel includes an indicator indicating that the uplink control channel carries the plurality of HARQ acknowledgements.
11. The method according to claim 9, wherein the uplink control channel carries only the plurality of HARQ acknowledgements, and the plurality of HARQ acknowledgements are masked or scrambled with a specific sequence which represents that the uplink control channel carries only the plurality of HARQ acknowledgements.
12. The method according to claim 9, wherein the uplink control channel carries only the plurality of HARQ acknowledgements, and the uplink control channel is configured to a predetermined format which represents that the uplink control channel carries only the plurality of HARQ acknowledgements.
13. A method of transmitting HARQ (Hybrid automatic repeat request) acknowledgement in a receiver of a wireless communication system employing carrier aggregation, the method comprising:
receiving data through a plurality of component carriers from a transmitter; and
transmitting an uplink control channel in which a plurality of HARQ acknowledgements for the data are mapped discontinuously to resource elements of SC-FDMA (Single carrier-Frequency Division Multiple Access) symbols just beside reference signals.