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Behavioral Model of UHF RFID Tag for System and Application Level Simulation
White Papers This paper presents a model of an UHF RFID tag for system and application level simulation. The prime focus is on the radio frequency link. The model describes carrier frequency dependent behavior based on the envelope signal description with the...
[January 11, 2006, 0:01]
Performance Benchmarks for Passive UHF RFID Tags
White Papers This paper describes the first comprehensive benchmark suite for passive UHF RFID tags. The paper presents benchmarks and gives some experimental results, as well as key insights that these benchmarks have revealed about the nature of current UHF...
[May 10, 2006, 1:00]
System Design Considerations of Highly-Integrated UHF RFID Reader Transceiver RF Front-End
White Papers Nowadays the implementation of highly integrated UHF RFID reader transceiver RF front-ends with excellent performance is demanding and is still challenging. This paper presents a number of design considerations from the system point of view...
[April 14, 2009, 0:00]
Antennas and Propagation in UHF RFID Systems
White Papers This paper discusses antennas and propagation aspects in current passive UHF RFID systems. The paper considers a "Reader-tag-reader" link and concentrates on each part of it: reader antennas, propagation channel, and tags.
[April 14, 2009, 0:00]
The Advantages of Battery-Assisted UHF RFID Labels
White Papers Battery-assisted, backscatter label technology is a recent innovation that addresses the limitations of passive RFID. Also known as "semi-passive" or "semi-active" labels, battery-assisted labels contain a power source, an antenna, and an...
[December 23, 2005, 0:01]
EC proposes TV spectrum for WiMax
News UHF spectrum should be allocated to WiMax once Europe's analogue television signals are phased out, the European commissioner for information society and media has proposed. Policy makers need to look at the digital dividend created by the switch...
[June 13, 2007, 11:30]
Sky comes down to earth for mobile TV tests
News In trials later this year, BSkyB and Qualcomm will use a vacant UHF TV channel in the Cambridge area to broadcast 10 live TV channels to around a hundred customised mobile devices. Any network that decides to use the UHF TV band will have to wait...
[May 10, 2006, 10:45]
Experimental Results With Two Wireless Power Transfer Systems
White Papers The Wireless Identification and Sensing Platform (WISP) is a platform for sensing and computation that is powered and read by a commercial off-the-shelf UHF (915MHz) RFID reader. The second system harvests VHF or UHF energy from TV towers, with...
[April 14, 2009, 0:00]
Ofcom eyes Lloyd Webber's analogue bits
Blog is releasing a chunk of UHF spectrum around 800 MHz - something which has been planned for decades. Ofcom has long wanted to move Andrew Lloyd Webber away from prime UHF pastures. Some common sense from Ofcom, which tells a snowy Britain today...
[February 2, 2009, 12:34]
Next-generation RFID tags imminent
News Earlier this month Intermec, Metro Group and Royal Philips Electronics said they had developed an RFID chip that complies with EPCglobal's UHF Electronic Product Code Class 1 Generation 2 (G2) standard.
[April 11, 2005, 18:10]
Cisco: Digital switchover should favour broadband
News As a result, around 112MHz of analogue UHF frequencies will be sold off in chunks. Calling DVB-H a "restrictive application", Allan said that, if both DVB-H and HDTV managed to get sizeable chunks of the UHF spectrum, "you are starting to eat into...
[October 19, 2007, 8:07]
Spectrum auction may kick-start mobile TV
News However, O2 has been trialling its service in the UHF band, between 470MHZ and 850MHz. The UHF band is currently used for analogue TV broadcasting, and under the government's current plans it will not be made available for new use until 2012, when...
[April 3, 2006, 15:50]
RFID let off the royalties hook
News We believe companies who offer UHF RFID products will still require a licence to use Intermec intellectual property," the statement continued. In addition to the intellectual property claims included in the Generation 2 standard, Intermec holds...
[December 17, 2004, 8:10]
UK wireless networks 'flout the law'
News However, the last report from 2003 said that just six RMDF units were in use, and that they covered "VHF and UHF monitoring and direction-finding". GHz is well above the 3GHz boundary between UHF and microwave.
[April 7, 2004, 18:05]
Google to bid for US spectrum
Blog Formerly used for UHF TV signals, the spectrum - about 36MHz worth - is the last bit of significant wireless real estate to become available in the US. Over in the States, the 700MHz frequency is heading towards auction in January.
[July 20, 2007, 16:18]
Ofcom announces 'digital dividend' auction
News As the nation's broadcasting goes fully digital — a process that should take place by 2012 — a certain amount of UHF spectrum will be gradually released. Ofcom has formally laid out its proposals for auctioning off the spectrum that will become...
[June 6, 2008, 14:33]
Google to bid for US spectrum
Blog Comment The gaps in the spectrum amongst the current UHF TV channels is also used by short range radio microphones. A hidden issue here, and this is the case both here and in the States. What we call here in the UK, the PMSE or Programme Making and Special...
[July 23, 2007, 23:05]
Bryant University Deploys Cisco IPICS to Enable Campus and Town Agencies to Collaborate Using Disparate Radio Systems as Well as IP Phones and PCs
White Papers The radio systems - which include UHF and 800 MHz Push-To-Talk (PTT) systems - operate at different frequencies, which ordinarily do not interoperate. Bryant University is a private undergraduate and graduate school with more than 3600 full-time...
[June 18, 2008, 1:01]
EPCglobal Class 1 Gen 2: RFID Specification
White Papers Approved by EPCglobal in December 2004, the Class 1 Gen 2 air interface protocol provides a number of enhancements that will help solidify the adoption of RFID in the UHF band. This paper provides a brief explanation of how Class 1 Gen 2 improves...
[November 16, 2006, 0:00]
ALenstein 3D
Downloads The new sounds are based on clips from "Weird Al" Yankovic's music, his movie UHF, his Disney special, and his MTV special Al TV. ALenstein 3D is a modification for Wolfenstein 3D 1.0.2 Third Encounter.
[October 4, 2001, 8:00]
