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Assignee: Digital Angel Corporation


Location: South St. Paul, MN
No. of patents: 6

NumberTitleIssue Date
7176846Passive integrated transponder tag with unitary antenna core
A passive integrated transponder (PIT) tag comprising an integrated circuit and a unitary core is described. The unitary core comprises a coil-forming portion proximate one end thereof and an integrated circuit support portion proximate an opposite end thereof. The ...
02/13/2007
7015826Method and apparatus for sensing and transmitting a body characteristic of a host
A passive transponder including an integrated sensor is disclosed. The transponder receives an interrogation signal from a scanner, and is operable to transmit identification information and body characteristic information to a scanner. The scanner is operable to re...
03/21/2006
6947004Passive integrated transponder tag with unitary antenna core
A passive integrated transponder (PIT) tag comprising an integrated circuit and a unitary core is described. The unitary core comprises a coil-forming portion proximate one end thereof and an integrated circuit support portion proximate an opposite end thereof. The ...
09/20/2005
6847892System for localizing and sensing objects and providing alerts
The present invention generally relates to systems, methods and applications utilizing the convergence of any combination of the following three technologies: wireless positioning or localization technology, wireless communications technology and sensor technology. ...
01/25/2005
6833790Livestock chute scanner
A method and apparatus are provided to identify objects, including livestock. In one embodiment, a device is presented that includes a reflector shield mounted proximate the interrogator that is mounted on or near a livestock chute gate. The reflector shield decreas...
12/21/2004
6720930Omnidirectional RFID antenna
An omni-directional RFID antenna is provided for use with a remote interrogator/reader system used for identifying tagged animals. A pair of antenna coils are arranged in a crossing pattern that results in the creation of an omni or multi-directional electromagnetic...
04/13/2004
 
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