US 7,679,855 B2 · Write transducer and system implementing same

Abstract

A magnetic, head in one embodiment includes a substrate; a write transducer; leads coupled to the write transducer; and a resistor coupled between one of the leads and the substrate or a common line. A magnetic storage system in another embodiment includes a cable having a characteristic impedance associated with a pair of conductors; a write signal generator coupled to the pair of conductors; at least one first device coupled to the cable in series with the write signal generator and at least one of the cable conductors, the at least one first device providing a first impedance; at least one second device providing a second impedance and coupled to a second end of the cable in series with at least one of the cable conductors and the first device; and a head having a write transducer coupled to the at least one second device.

Claims15

Dependent claims

A magnetic storage system, comprising:

a cable having a characteristic impedance associated with a pair of conductors thereof;
a write signal generator coupled to the pair of conductors towards a first end of the cable;
at least one first device coupled to the first end of the cable in series with the write signal generator and at least one of the cable conductors, the at least one first device providing a first impedance, wherein two first devices are present;
at least one second device coupled to a second end of the cable in series with at least one of the cable conductors and the first device, the at least one second device providing a second impedance, wherein two second devices are present;
a head having a write transducer coupled to the at least one second device;
and
a third device coupled to the conductors of the cable towards the second end of the cable, the third device providing a third impedance across the conductors.

4 more elements

Dependencies are inferred from the claim text.

Write transducer and system implementing same

Life of this patent

Write transducer and system implementing same

Life of this patent

Abstract

Claims15