Telemetry noise reduction
First Claim
Patent Images
1. An implantable medical device comprising:
- a housing;
electronics disposed in the housing;
a telemetry coil antenna disposed in the housing and operably coupled to the electronics; and
a first shielding coil disposed between the housing and the telemetry antenna and having a first end and a second end, the second end being electrically terminated in circuitry of the electronics, wherein the first shielding coil comprises a wound wire having a plurality of turns.
0 Assignments
0 Petitions
Accused Products
Abstract
A device includes a housing and electronics disposed in the housing. A telemetry antenna is disposed in the housing and is operably coupled to the electronics. A shielding coil is disposed between the housing and the telemetry antenna. The shielding coil has a first end and a second end. The second end is electrically terminated in circuitry of the electronics.
-
Citations
20 Claims
-
1. An implantable medical device comprising:
-
a housing; electronics disposed in the housing; a telemetry coil antenna disposed in the housing and operably coupled to the electronics; and a first shielding coil disposed between the housing and the telemetry antenna and having a first end and a second end, the second end being electrically terminated in circuitry of the electronics, wherein the first shielding coil comprises a wound wire having a plurality of turns. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
-
-
13. An implantable medical device comprising:
-
a housing; electronics disposed in the housing; a telemetry coil antenna disposed in the housing and operably coupled to the electronics; a recharge coil operably coupled to the electronics; a first shielding coil disposed between the housing and the telemetry antenna and having a first end and a second end, the second end being electrically terminated in circuitry of the electronics, wherein the first shielding coil comprises a wound wire having a plurality of turns; and a second shielding coil electrically coupled to the first shielding coil, wherein the second shielding coil is disposed between the recharge coil and the telemetry antennal coil, and wherein the telemetry coil antenna is disposed between the recharge coil and the first shielding coil. - View Dependent Claims (14)
-
-
15. A method for shielding a telemetry coil antenna from a housing of an implantable medical device, the telemetry coil antenna being disposed within the housing, the method comprising:
-
disposing a shielding coil between the housing and the telemetry coil antenna; and electrically terminating an end of the shielding coil in electronics of the device.
-
-
16. An implantable medical device comprising:
-
a housing; electronics disposed in the housing; a telemetry coil antenna disposed in the housing and operably coupled to the electronics; and a first shielding coil disposed between the housing and the telemetry antenna and having a first end and a second end, the second end being electrically terminated in circuitry of the electronics, wherein the first shielding coil comprises a wound wire having a plurality of turns, and wherein the first shielding coil comprises a first turn wound in a first direction and a second turn wound in a direction substantially opposite the first direction.
-
-
17. An implantable medical device comprising:
-
a housing; electronics disposed in the housing; a telemetry coil antenna disposed in the housing and operably coupled to the electronics; and a first shielding coil disposed between the housing and the telemetry antenna and having a first end and a second end, the second end being electrically terminated in circuitry of the electronics, wherein the first shielding coil comprises a wound wire having a plurality of turns, and wherein the telemetry coil antenna is formed from a wire having a gauge and wherein the first shielding coil wire has the same gauge as the telemetry coil antenna wire or has a finer gauge than the telemetry coil antenna wire.
-
-
18. An implantable medical device comprising:
-
a housing; electronics disposed in the housing; a telemetry coil antenna disposed in the housing and operably coupled to the electronics; and a first shielding coil disposed between the housing and the telemetry antenna and having a first end and a second end, the second end being electrically terminated in circuitry of the electronics, wherein the first shielding coil comprises a wound wire having a plurality of turns, and wherein the wire of the first shielding coil is wound such that the coil comprises multiple layers. - View Dependent Claims (19)
-
-
20. An implantable medical device comprising:
-
a housing; electronics disposed in the housing; a telemetry coil antenna disposed in the housing and operably coupled to the electronics; and a first shielding coil disposed between the housing and the telemetry antenna and having a first end and a second end, the second end being electrically terminated in circuitry of the electronics, wherein the first shielding coil comprises a wound wire having a plurality of turns, and a recharge coil operably coupled to the electronics, wherein the telemetry coil antenna, the recharge coil, and the first shielding coil are terminated in a common ground of the electronics.
-
Specification