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Class Information
Number: 343/742
Name: Communications: radio wave antennas > Antennas > High frequency type loops > Plural
Description: Subject matter including two or more loops, each as defined in subclass 741 above.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620421 |
Antenna apparatus enabling easy reception of a satellite signal and a mobile object equipped with the antenna apparatus |
Nov. 17, 2009 |
| 7609222 |
Antenna assemblies with antenna elements and reflectors |
Oct. 27, 2009 |
| 7592967 |
Compact antenna for a load control device |
Sep. 22, 2009 |
| 7579994 |
Flat plate antenna with a rotating field, comprising a central loop and eccentric loops, and system for identification by radiofrequency |
Aug. 25, 2009 |
| 7579995 |
Near field nulling antenna systems |
Aug. 25, 2009 |
| 7576655 |
RFID conveyor system and method |
Aug. 18, 2009 |
| 7573432 |
MRI antenna |
Aug. 11, 2009 |
| 7570168 |
Antenna for communication with a multitude of transponders |
Aug. 4, 2009 |
| 7559477 |
Low voltage signal stripping circuit for an RFID reader |
Jul. 14, 2009 |
| 7557713 |
RFID conveyor system and method |
Jul. 7, 2009 |
| 7554501 |
Loop antenna having matching circuit integrally formed |
Jun. 30, 2009 |
| 7545273 |
RFID conveyor system and method |
Jun. 9, 2009 |
| 7541930 |
Apparatus and method for controlling diverse short-range antennas of a near field communications circuit |
Jun. 2, 2009 |
| 7518563 |
Windmill-shaped loop antenna having parasitic loop antenna |
Apr. 14, 2009 |
| 7511670 |
Dual-polarized, multiple strip-loop antenna, and associated methodology, for radio device |
Mar. 31, 2009 |
| 7504951 |
Interface antenna |
Mar. 17, 2009 |
| 7505009 |
Polarization-diverse antenna array and associated methods |
Mar. 17, 2009 |
| 7495626 |
Antenna for electron spin radiation |
Feb. 24, 2009 |
| 7482934 |
Communication device and communication method |
Jan. 27, 2009 |
| 7468670 |
RFID conveyor system |
Dec. 23, 2008 |
| 7456798 |
Stacked loop antenna |
Nov. 25, 2008 |
| 7453408 |
Detection or identification antenna insensitive to the environment thereof |
Nov. 18, 2008 |
| 7446729 |
Loop antenna unit and radio communication medium processor |
Nov. 4, 2008 |
| 7443359 |
Locating technique and apparatus using an approximated dipole signal |
Oct. 28, 2008 |
| 7441711 |
Semiconductor device and IC card |
Oct. 28, 2008 |
| 7436309 |
Identifiable packaging |
Oct. 14, 2008 |
| 7432874 |
Antenna array |
Oct. 7, 2008 |
| 7427930 |
Vehicular traffic sensor |
Sep. 23, 2008 |
| 7421245 |
Field-shaping shielding for radio frequency identification (RFID) system |
Sep. 2, 2008 |
| 7417599 |
Multi-loop antenna for radio frequency identification (RFID) communication |
Aug. 26, 2008 |
| 7408517 |
Tunable capacitively-loaded magnetic dipole antenna |
Aug. 5, 2008 |
| 7400298 |
Radio frequency identification tagging |
Jul. 15, 2008 |
| 7360712 |
Method and device for protecting text for reading |
Apr. 22, 2008 |
| 7358903 |
Triple-band embedded antenna |
Apr. 15, 2008 |
| 7342500 |
Compact microstrip transponder antenna |
Mar. 11, 2008 |
| 7342548 |
Radio guidance antenna, data communication method, and non-contact data communication apparatus |
Mar. 11, 2008 |
| 7339546 |
Contactless reading system for chip cards placed on objects |
Mar. 4, 2008 |
| 7310070 |
Radio frequency identification shelf antenna with a distributed pattern for localized tag detection |
Dec. 18, 2007 |
| 7308286 |
Multi-dimensional joint searcher and channel estimators |
Dec. 11, 2007 |
| 7295113 |
Controller for accessing multiple radio frequency identification (RFID) readers |
Nov. 13, 2007 |
| 7292198 |
System and method for an omnidirectional planar antenna apparatus with selectable elements |
Nov. 6, 2007 |
| 7286098 |
Circular polarization antenna and composite antenna including this antenna |
Oct. 23, 2007 |
| 7280045 |
Machine-readable tag, selectable extension antennas for use therewith, and display structure having such tag |
Oct. 9, 2007 |
| 7268742 |
Antenna arrangement |
Sep. 11, 2007 |
| 7262743 |
Passive device for increasing the transmission efficiency of radio-frequency systems |
Aug. 28, 2007 |
| 7259726 |
Compact loop antenna for inductive read/write apparatus |
Aug. 21, 2007 |
| 7245876 |
System and method for secure wireless connection |
Jul. 17, 2007 |
| 7242359 |
Parallel loop antennas for a mobile electronic device |
Jul. 10, 2007 |
| 7227504 |
Gate antenna device |
Jun. 5, 2007 |
| 7209093 |
Locating technique and apparatus using an approximated dipole signal |
Apr. 24, 2007 |
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