1. A method of operating a nonvolatile memory device, comprising:
providing a non-volatile memory cell comprising a semiconductor diode steering element, a semiconductor readwrite switching element, and at least one conductive layer located between the steering element and the, and a crystallization template layer which directly physically contacts the steering element but does not contact the readwrite switching element, wherein the crystallization template layer comprises a C49 phase crystallization template material selected from the group consisting of titanium silicide, titanium germanide or titanium silicide-germanide readwrite switching element;
first switching the readwrite switching element from a first resistivity state to a second resistivity state different from the first resistivity state; and
second switching the readwrite switching element from the second resistivity state to the first resistivity state.
2. The method of claim 1, wherein the first and the second steps of switching comprise applying a first and a second electrical pulse, respectively, to the steering element and to the readwrite switching element.
3. The method of claim 2, wherein steering element does not switch from the first resistivity state to the second resistivity state in response to the first and the second applied electrical pulses.
4. The method of claim 3, wherein:
the steering element is formed in a low resistivity state which does not change in response to the first and the second applied electrical pulses;
the readwrite switching element is formed in a high resistivity state which changes in response to the first and the second applied electrical pulses; and
the first and the second electrical pulses comprise forward bias electrical pulses of a different magnitude from each other.
5. The method of claim 1, wherein the readwrite switching element comprises a resistor.
6. The method of claim 1, wherein:
the readwrite switching element consists essentially of amorphous, polycrystalline or a combination amorphous and polycrystalline Group IV semiconductor resistor; and
the steering element comprises a crystallized polycrystalline Group IV semiconductor diode.
7. The method of claim 1, wherein the at least one conductive layer comprises metal, metal silicide or titanium nitride.
8. The method of claim 1, wherein the readwrite switching element, the silicide crystallization template layer, the at least one conductive layer and the steering element have a shape of a vertical pillar, wherein the vertical pillar is located between a first electrode and a second electrode.
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 uplink control in a wireless communication network, the method comprising:
by a base station:
transmitting a communication to a mobile terminal over an orthogonal frequency division multiplexed (OFDM) wireless network, wherein the communication invokes selection of a reserved random access signaling identification by the mobile terminal;
receiving from the mobile terminal a selected reserved random access signaling identification in response to said transmitting;
receiving from the mobile terminal a resource request determined at least in part based on the selected reserved random access signaling identification;
receiving from the mobile terminal an initial access information request to configure a base station connection;
receiving from the mobile terminal a resource request for sending uplink resource information; and
receiving from the mobile terminal a service renewal request for a configured service using the reserved random signaling identification when the mobile terminal moves to a different cell.
2. The method according to claim 1, wherein said receiving the selected reserved random access signaling identification includes receiving a packet transmission communicated from the mobile terminal to the base station with an embedded header.
3. The method according to claim 2, wherein the header on the packet transmission selects a sequence length from a single resource block.
4. The method according to claim 2, wherein the header on the packet transmission selects a sequence length from a plurality of resource blocks.
5. The method according to claim 1, wherein the uplink resource information includes at least one of: a channel quality indicator, a pre-coding matrix index, or a rank.
6. The method according to claim 1, wherein the initial access information request includes at least one of: a bandwidth request, continuation of service request, or allocation of a re-configured header.
7. The method according to claim 1, wherein the resource request for sending uplink resource information is encoded with other uplink control data.
8. A system for providing uplink control in a wireless communication network, the system comprising:
a base station, comprising:
a processing element;
a storage medium, coupled to the processing element; and
at least one antenna, coupled to the processing element;
wherein the storage medium stores program instructions executable by the processing element to:
invoke, over an orthogonal frequency division multiplexed (OFDM) wireless network, a mobile terminal to select a reserved random access signaling identification;
receive a selected reserved random access signaling identification from the mobile terminal in response to said invoking;
receive a resource request determined at least in part based on the selected reserved random access signaling identification from the mobile terminal;
receive an initial access information request from the mobile terminal to configure a base station connection;
receive from the mobile terminal a resource request for a configured service for sending uplink resource information; and
receive from the mobile terminal a service renewal request using the reserved random signaling identification when the mobile terminal moves to a different cell.
9. The system according to claim 8, wherein to receive the selected reserved random access signaling identification, the program instructions are executable by the processing element to receive a packet transmission communicated from the mobile terminal to the base station with an embedded header.
10. The system according to claim 9, wherein the header on the packet transmission selects a sequence length from a single resource block.
11. The system according to claim 9, wherein the header on the packet transmission selects a sequence length from a plurality of resource blocks.
12. The system according to claim 8, wherein the uplink resource information includes at least one of: a channel quality indicator, a pre-coding matrix index, or a rank.
13. The system according to claim 8, wherein the initial access information request includes at least one of: a bandwidth request, continuation of service request, or allocation of a re-configured header.
14. The system according to claim 8, wherein the resource request for sending uplink resource information is encoded with other uplink control data.
15. A non-transitory computer readable storage medium that stores program instructions executable by a processing element of a base station to perform:
invoking, over an orthogonal frequency division multiplexed (OFDM) wireless network, a mobile terminal to select a reserved random access signaling identification;
receiving a selected reserved random access signaling identification from the mobile terminal in response to said invoking;
receiving a resource request determined at least in part based on the selected reserved random access signaling identification;
receiving an initial access information request from the mobile terminal to configure a base station connection;
receiving from the mobile terminal a resource request for sending uplink resource information; and
receiving from the mobile terminal a service renewal request for a configured service using the reserved random signaling identification when the mobile terminal moves to a different cell.
16. The non-transitory computer readable storage medium according to claim 15, wherein said receiving the selected reserved random access signaling identification includes receiving a packet transmission communicated from the mobile terminal to the base station with an embedded header, and wherein the header on the packet transmission selects a sequence length from a single resource block.
17. The non-transitory computer readable storage medium according to claim 15, wherein said receiving the selected reserved random access signaling identification includes receiving a packet transmission communicated from the mobile terminal to the base station with an embedded header, and wherein the header on the packet transmission selects a sequence length from a plurality of resource blocks.
18. The non-transitory computer readable storage medium according to claim 15, wherein the uplink resource information includes at least one of: a channel quality indicator, a pre-coding matrix index, or a rank.
19. The non-transitory computer readable storage medium according to claim 15, wherein the initial access information request includes at least one of: a bandwidth request, continuation of service request, or allocation of a re-configured header.
20. The non-transitory computer readable storage medium according to claim 15, wherein the resource request for sending uplink resource information is encoded with other uplink control data.