Back to results
US 2011/0019525 A1Published application
Heater and memory cell, memory device and recording head including the heater
AssigneeInternational Business Machines Corporation
InventorsSupratik Guha, Hendrik F. Hamann
Life of this patent
Estimating the term…
Abstract
A memory cell includes at least one heater, and at least two leads and a heating element which is formed between at least two leads, a material of the heating element being different from a material of at least two leads such that a location of a hot spot in the heater is controllable based on a polarity of current in the heater and at least one storage medium formed adjacent to at least one heater.
Claims9
A memory cell, comprising:
- a heater, comprising:
- a plurality of leads;
- and
- a heating element which is formed between said plurality of leads, a material of said heating element being different from a material of said plurality of leads such that a location of a hot spot in said heater is controllable based on a polarity of current in said heater;
- and
- a storage medium formed adjacent to the heater.
3 more elements
A memory device, comprising:
- a plurality of memory cells, comprising:
- a heater, comprising:
- a plurality of leads;
- and
- a heating element which is formed between said plurality of leads, a material of said heating element being different from a material of said plurality of leads such that a location of a hot spot in said heater is controllable based on a polarity of current in said heater;
- and
- a storage medium formed adjacent to the heater;
- and
- a current source electrically coupled to said plurality of memory cells, for generating said current in said heater, said current comprising a first current and a second current have a polarity which is reversed from said first current.
6 more elements
A recording head for an information storage device, said recording head comprising:
- a heater, comprising:
- a plurality of leads;
- and
- a heating element which is formed between said plurality of leads, a material of said heating element being different from a material of said plurality of leads such that a location of a hot spot in said heater is controllable based on a polarity of current in said heater.
1 more element
Dependencies are inferred from the claim text.