| Search found 302 matches on edaboard.com: rfid reader rfid reader rfid reader ic mifare rfid reader rfid reader antenna |
sms sending for automation of toll collection using rfid
i am doing automation of toll collection project using rfid for which i need to send the sms to user who across away the toll plaza. the sms should contain the matters such as like this dear customer your account balance is 100 rs.. i need to generat...
Microcontrollers :: 18 Nov 2009 7:14 :: sivasujith :: Replies: 4 :: Views: 234
switch power between two devices
(beginner) i got a 12v rfid reader that i want to use to activate a 12v door. the transponder puts out 12v as long as the key fob is in front of it but i want the door to stay open longer and i cant modify the circuitry inside the reader. i want to u...
Electronic Elementary Questions :: 14 Nov 2009 3:53 :: rogierland :: Replies: 2 :: Views: 105
433 mhz passive rfid system design, rfid, tag, reader,antena
hey. is it possible to have a long range passive rfid system designed ? i am working with a 433 mhz carrier frequency and the system has to be passive, am using inductive coupling, lc resonant, i.e. an inductor l with a resonant capacitor c and the o...
RF, Microwave, Antennas and Optics :: 03 Nov 2009 23:27 :: FvM :: Replies: 1 :: Views: 150
how to find inductance of rfid multiturn loop antenna
dear all,i have designed one rfid pcb loop antenna,how can i calculate the inductance of the antenna?i dont have lcr meter or any other measuring instruments,if i will get the inductance from that i can able to calculate total parallel capacitance,no...
RF, Microwave, Antennas and Optics :: 02 Nov 2009 14:25 :: sr_raval :: Replies: 6 :: Views: 219
rfid from digant technologies - reader/writer
hi friends im using rfid modules (digant technologies)the reader and writer module looks like same , how we can differentiate it?...
Microcontrollers :: 26 Oct 2009 12:51 :: pranam77 :: Replies: 1 :: Views: 117
problem reading rfid through serial port of 89s52
hi guys,i m doing pjt on attendance registry using rfidi got a rfid reader of digant technologies 125khzits interfaced to the uart of 89s52i need to get the id from the tag as a string to the mci succeed first time bt for next reading of id i need to...
Microcontrollers :: 23 Oct 2009 8:57 :: nandhu015 :: Replies: 1 :: Views: 75
how to extend read range of 13.56mhz rfid reader
hi!i am using skyeteks m2 module for my rfid reader. i want to increase its read range to about 20 cm more or less. i followed the amplifier and attenuator circuits from this website http://www.eng.tau.ac.il/~yash/kw-usenix06/index.htmli am having pr...
RF, Microwave, Antennas and Optics :: 12 Oct 2009 0:53 :: gelyn :: Replies: 0 :: Views: 99
rfid ,reader,frequency ,compact,writer
toronto, canada – gao rfid asset tracking (www.gaorfidassettracking.com) has released its 13.56mhz rfid reader/writer, a compact flash device designed to read and write mifare mf1 tags. this optimized rfid reader is commonly used for logistics, guard...
EDA Jobs, Promotions, Advertising :: 07 Oct 2009 4:02 :: gaorfidasset :: Replies: 0 :: Views: 144
need system architecture bom for the uhf rfid reader module
can anyone share the system architecture and bom for the uhf rfid reader module (866 - 868 mhz) ? sandeep...
Electromagnetic Design and Simulation :: 22 Sep 2009 4:48 :: vedagarbhamsandeep :: Replies: 2 :: Views: 192
reading from and writing to rfid tags
dear all,i have a question about rfid. im using trf7960 reader chip. my question is:ive succeeded to program the reader registers, configured it to iso14443-a protocol. i was able to send reqa command and got the response from the tag, i sent selects...
Microcontrollers :: 20 Sep 2009 17:32 :: heronx :: Replies: 6 :: Views: 1236
i'm at a critical part to completion.
as the matter stated, i did my part of the programming... im using jhd 162a lcd, pic 16f877a, and an unknown wiegand rfid reader and am using ccs. the following codes written is running fairly well and might need some optimization. but thats not the...
Microcontrollers :: 13 Sep 2009 22:56 :: Ave_Rapina :: Replies: 1 :: Views: 198
specialist in card technology : rfid card readers & writ
rfid stands for radio frequency identification. an rfid access control system can provide an easy and efficient solution to the cumbersome and time-consuming deficiencies in the legacy solutions that use the traditional access control systems. barcod...
Business Special Interest Group :: 21 Aug 2009 10:48 :: opb2009 :: Replies: 0 :: Views: 419
rfid project help
i am doing a project using the parallax 125 khz rfid reader and i need some help with the code to compare the tag data to the data stored in memory. i am using the pic18f458 with the ccs compiler. i am using strcmp to compare the two values, but it...
Microcontrollers :: 20 Aug 2009 14:30 :: etuc_qa :: Replies: 4 :: Views: 516
how does passive tag receive energy
hi everyone,i have a question regarding energy harvest on a passive tag. i am wondering how does the tag translate the information that send by the reader into energy and able to use the. i know that there are rectifier and a limiter circuit in any p...
RF, Microwave, Antennas and Optics :: 13 Aug 2009 13:20 :: ntstatic :: Replies: 5 :: Views: 828
rfid project
i am building an integrated rfid system capable of quickly identifying objects by their rfid tags. the system will be able to read and write tags. read data will be store in a database through a middleware.i intend this system to be installed in libr...
Microcontrollers :: 09 Aug 2009 1:16 :: doraemon :: Replies: 10 :: Views: 1773
type of trimmer for rfid gate antenna
i am designing rfid gate antenna for 13.56mhz,can you suggest me what type of trimmer capacitor are preferable to tune the antenna?power rating approx 8w...
EDA Jobs, Promotions, Advertising :: 06 Aug 2009 14:47 :: FvM :: Replies: 9 :: Views: 430
iso 15693 13.56mhz rf identification
i want to design a sensor tag which sends real time data from a sensor to the reader.... but there sre no any rf chips which can be write via wired line and send that data to the reader continously. i mean all rf tags can only written by rf writer on...
RF, Microwave, Antennas and Optics :: 25 Jul 2009 13:24 :: multanova51 :: Replies: 7 :: Views: 417
communitcation with rfid reader trf7960, help help help
dear all,i have a question and really could use your help. at the moment im working on a project for rfid reader. i noticed that most of the rfid reader chips on the market are compatible with iso14443 protocols, but they have a fifo buffer that hold...
Microcontrollers :: 18 Jul 2009 21:44 :: dsktchef :: Replies: 1 :: Views: 396
13.56mhz rfid 100rsk evaluation kit it has trh031m
i want to find out some information on rfid reader ic trh031m. its has the antenna. it for the project, i am interested in find the antennas power and other. mainly i want to buy a spectrum analyzer....
RF, Microwave, Antennas and Optics :: 08 Jul 2009 13:35 :: vijbele :: Replies: 0 :: Views: 153
uhf rfid module for help!
hi all,i have designed a module with impinj r1000,i used this chip on my fixed rfid reader and the read range is very good.but now,my handheld just read 1 meter with 3 dbi ceramic patch antenna, because of the physically bulky size of the circulator...
RF, Microwave, Antennas and Optics :: 05 Jul 2009 15:14 :: hylinuxer :: Replies: 0 :: Views: 204
measurring rfid system - connecting tag to signal analyzer
hello everyone,i am doing my work training and my task is to learn how to use a newly bought exa signal analyzer to carryout some measurement on rfid system. but the problem is i dont know how to connect the tag and reader system to the signal analyz...
Digital communication :: 03 Jul 2009 7:35 :: FvM :: Replies: 5 :: Views: 334
what is the cutoff frequency of the filter for rfid reader?
hi,everyone,i want to design a filter for rfid reader. but i want to know what the cutoff frequency usually should be. and some paper say the bandwidth of the filter could be tuned. does the the filter of the reader have no fixed cutoff frequency?why...
RF, Microwave, Antennas and Optics :: 02 Jul 2009 7:12 :: FvM :: Replies: 1 :: Views: 162
semi-passive uhf rfid tag and reader design
hi,im a student and i have to design a project.i started to study passive uhf rfid two weeks ago but i realized that passive uhf rfid distance is too short for my project so i decided to design semi-passive uhf rfid tag and reader. i need some advice...
RF, Microwave, Antennas and Optics :: 26 Jun 2009 12:52 :: MuCiT :: Replies: 0 :: Views: 141
lf active rfid with 1 meter reading range.
my project is to develop a lf active rfid system with 1 meter reading range.i have did some online research but its hard to found a lf active rfid system.my question is, is that possible to develop a active lf system with 1 meter reading range? i ha...
RF, Microwave, Antennas and Optics :: 25 Jun 2009 15:13 :: unclechoy :: Replies: 0 :: Views: 246
rf switch in 13.56mhz
13.56m transmitter,but the effect is very bad,the switch module is macom masw-007813 and some voltage control circuit,datasheet claims operating range is dc-3g,i previously used it very well in 915m rfid reader,but now despair.in theory,input power ...
RF, Microwave, Antennas and Optics :: 13 Jun 2009 10:19 :: FvM :: Replies: 9 :: Views: 534
help with 13.56mhz long range rfid reader!!!
hi all,im trying to design a long range reader operating in 13.56mhz ,and have a external pa,im sure that its no problem for transmit link ,and the wave are all the same with the referrence document,but it cant read card at all,and i also change v...
RF, Microwave, Antennas and Optics :: 09 Jun 2009 17:37 :: FvM :: Replies: 1 :: Views: 327
passive uhf rfid reader design
hi,im a student and i want to design a passive uhf rfid reader but i dont know anything about uhf rfid reader. i need some advices. where should i start?...
RF, Microwave, Antennas and Optics :: 30 May 2009 10:41 :: arefeidi :: Replies: 1 :: Views: 462
daily unveils customized rfid label
rfid label is in the ascendant as a result of its long lifespan, easy use and most of all - its low cost, especially in supply chain management. daily rfid is excellent in producing and designing the rfid label, just like paper label, pvc label.the r...
Business Special Interest Group :: 18 May 2009 7:19 :: RFID_DAILY :: Replies: 0 :: Views: 263
usb enabled uhf mini rfid reader/writer announced by gao
toronto, canada – gao tek inc. (www.gaotek.com) has launched a small well equipped, mouse-sized rfid reader/writer (gao216008). the uhf rfid reader/writer is commonly used for verification and programming of rfid tags and labels, personnel iden...
EDA Jobs, Promotions, Advertising :: 16 May 2009 4:52 :: gaotek2009 :: Replies: 0 :: Views: 171
urgent: coil lc resonance pspice
can some people help me with this please?i want to model the coil on the left and what i currently have is what is on the right. i probably should add some switches to model the ac voltage applied to the coil but lets just say the coil is closed and ...
Electromagnetic Design and Simulation :: 15 May 2009 22:26 :: FvM :: Replies: 15 :: Views: 633
long range rfid reader dl810 for asset tracking
daily rfid has announced hf long range rfid reader dl810 with read range up to 90cm to cater for most hf applications. in addition, this long range rfid reader is suited for asset tracking since it featrues fast read rate up to 50 pcs per second.this...
Business Special Interest Group :: 15 May 2009 2:19 :: RFID_DAILY :: Replies: 0 :: Views: 415
low-cost 13.56 mhz rfid reader features power supply by usb
daily rfid has recently launched a 13.56 mhz rfid reader -02 designed as a low cost plug-and-play device for industrial and outdoor environments, especially in process of writing data into passive rfid tags. daily plans to market the 13.56mhz reader ...
Business Special Interest Group :: 14 May 2009 8:05 :: RFID_DAILY :: Replies: 0 :: Views: 387
rfid portable reader dl8033 supports multiple tag protocols
daily rfid has recently unveiled 13.56mhz rfid portable reader dl8033 designed for industrial and outdoor environments. this pda based, rfid portable reader supports mutliple tag protocols including iso/iec 14443a, 14443b and 15693 in the market.base...
Business Special Interest Group :: 13 May 2009 5:08 :: RFID_DAILY :: Replies: 0 :: Views: 358
passive rfid tags are suited for unlimited applications
passive rfid tags are in the ascendant due to their low cost, long lifespan, and most of all - can be used in almost unlimited applications. daily rfid is an excellent producer and designer of the passive rfid tags, just like rfid wristbands and rfid...
Business Special Interest Group :: 12 May 2009 9:49 :: RFID_DAILY :: Replies: 0 :: Views: 317
gao's usb enabled hf and uhf mini rfid readers/writers
toronto, canada - gao tek inc. (www.gaotek.com) is releasing its small yet full featured mouse-sized rfid readers/writers (gao223015) and gao216008) which are designed for the desk-top use and are available for both uhf and hf rfid frequencies. these...
EDA Jobs, Promotions, Advertising :: 12 May 2009 2:51 :: gaotek2009 :: Replies: 0 :: Views: 141
gen 2 rfid tag for on metal surface unveiled by daily
daily rfid has unveiled gen 2 rfid tag for on metal surface, which can be operate normally in applications directly on metallic surfaces. this gen 2 rfid tag is suitable for tagging on metal surface with good accuracy even under the harsh environment...
Business Special Interest Group :: 09 May 2009 6:36 :: RFID_DAILY :: Replies: 0 :: Views: 301
daily's rfid wristband is suited for unlimited application
daily rfid has developed rfid wristband series that are suited for unlimited application, such as healthcare environment, amusement parking and event. the rfid wristband is available in women, man or children size.the all-purpose rfid wristband can p...
Business Special Interest Group :: 09 May 2009 6:35 :: RFID_DAILY :: Replies: 0 :: Views: 272
with strong antenna signal, output polarity is reversed !!
i have a quite strange problem: i am developing a ask receiver at 433mhz, modulated by a digital stream at 4k baud. when the transmitter and receiver are quite near (about 40cm) , the receiver rf front end will saturated (i think so), and the demodul...
RF, Microwave, Antennas and Optics :: 07 May 2009 17:20 :: biff44 :: Replies: 6 :: Views: 567
the hygienic 134khz rfid tag for large animals unveiled
a recent report on rfid animals tracking report released by the u.s. department of agriculture emphasized the importance of preventing infection when tracking systems using ear tags are deployed. in respond to above demands, daily rfid has recently u...
Business Special Interest Group :: 05 May 2009 9:46 :: RFID_DAILY :: Replies: 0 :: Views: 262
return loss transmit power adjustment
hii have 2 questions about a monostatic (single antenna) uhf rfid system. for example:(1) if i have an antenna with 20 db return loss and the output power of the transmitter is 30 dbm, then only +20 dbm will be radiated. if the desired radiation powe...
RF, Microwave, Antennas and Optics :: 30 Apr 2009 17:38 :: jancambodia :: Replies: 0 :: Views: 150
uhf gen 2 rfid reader with double antenna channels
http://www.rfid-in-china.com/uploadfile/localhost/200812/20081216232518935.jpgdaily rfid has unveiled uhf gen 2 rfid reader dl6820 with double antenna channels and long read range up to 10m. with gen 2 rfid technology, this uhf reader promises multip...
Business Special Interest Group :: 30 Apr 2009 9:15 :: RFID_DAILY :: Replies: 0 :: Views: 324
passive rfid asset tracking solution from daily rfid
http://www.rfid-in-china.com/uploadfile/localhost/200904/2009042822243666.jpgdaily rfid has released passive rfid asset tracking solution, designed to track and manage mobile and fixed assets through automatic asset tracking. it can automatically kee...
Business Special Interest Group :: 29 Apr 2009 9:04 :: RFID_DAILY :: Replies: 0 :: Views: 300
low-power rfid tester for rfid test launched
http://www.rfid-in-china.com/uploadfile/localhost/200812/20081230230559445.jpgdaily rfid has released uhf rfid tester dl9600 specially for rfid test solution. as its low power consumption, this rfid tester is designed as a low-cost uhf reader to dete...
Business Special Interest Group :: 28 Apr 2009 10:34 :: RFID_DAILY :: Replies: 0 :: Views: 390
rfid kit for various applications - from daily rfid
rfid kit is in the ascendant as a result of their easy-to-use and most of all - the compatibility of the whole set has been confirmed in applications. daily rfid has unveiled some rfid kits for various applications, just like jewelry management, car ...
Business Special Interest Group :: 28 Apr 2009 2:00 :: RFID_DAILY :: Replies: 0 :: Views: 444
long-distance rfid reader offers read range up to 40 feet
asset management process is always on look out for long range rfid readers which can improve overall productivity. daily rfid has unveiled globally-compliant long-distance rfid reader dl910 for rapid integration into uhf solution with a long read ran...
Business Special Interest Group :: 24 Apr 2009 7:19 :: RFID_DAILY :: Replies: 0 :: Views: 639
rfid reader dl810 is designed for rfid inventory tracking
http://www.rfid-in-china.com/uploadfile/localhost/200812/20081223234521107.jpgmore and more enterprises and shops integrate rfid into the inventory tracking system, as the high roi of rfid in the inventory mangement. daily rfid has recently unveiled ...
Business Special Interest Group :: 22 Apr 2009 7:32 :: RFID_DAILY :: Replies: 0 :: Views: 282
134.2khz handheld fdx rfid reader for pets
toronto, canada - gao tek inc. (www.gaotek.com) has released its handheld, low frequency fdx rfid reader (gao222005) specially designed to track and manage animal and has been frequently used to track pets.this small sized, portable lf (134.2 khz) re...
EDA Jobs, Promotions, Advertising :: 21 Apr 2009 8:18 :: gaotek2009 :: Replies: 0 :: Views: 225
the high-quality rfid labels reshape supply chain management
http://www.rfid-in-china.com/uploadfile/localhost/200903/20090309224434269.jpgthe high-quality rfid labels are considered as an important element in rfid supply chain management. daily rfid has designed various adhesive rfid labels for supply chain m...
Business Special Interest Group :: 20 Apr 2009 8:03 :: RFID_DAILY :: Replies: 0 :: Views: 270
high-school student want to design a simple rfid antenna
good morning everyone, i have a project which is so important for me where i need to built a simple rfid antenna, i dont know how to start, which sources could help? the frequency should be 13.56 mhz>> how l is should be???i am really lost in this a...
RF, Microwave, Antennas and Optics :: 17 Apr 2009 16:17 :: salehmag :: Replies: 7 :: Views: 822
125khz rfid proximity reader for reading passive rfid tags
http://www.rfid-in-china.com/uploadfile/localhost/200903/20090317231204838.jpgdaily rfid has launched 125khz rfid proximity reader-02 designed to read a variety of low frequency passive rfid tags, with a low price at 32 usd. this 125khz reader is ide...
Business Special Interest Group :: 17 Apr 2009 6:57 :: RFID_DAILY :: Replies: 0 :: Views: 510
reading from and writing to rfid tags
dear all, i need to ask you two questions concerning rfid tags:1- is it true that in order to communicate with mifare cards, the reader chip must be philips asic?2- would you suggest me some rfid that comply with iso 14443-a with memory of about 1kby...
Microcontrollers :: 15 Apr 2009 12:49 :: MohammadElwakeel :: Replies: 0 :: Views: 312
13.56mhz(hf) rfid handheld reader based on pda design
http://www.rfid-in-china.com/uploadfile/localhost/200812/20081218001206916.jpgdaily rfid has recently unveiled 13.56mhz rfid handheld reader dl8033 designed for industrial and outdoor environments. this pda based, rfid handheld reader brings a comput...
Business Special Interest Group :: 15 Apr 2009 4:39 :: RFID_DAILY :: Replies: 0 :: Views: 384
rfid vehicle tracking system with high identification accura
http://www.rfid-in-china.com/uploadfile/localhost/200812/20081209235952295.jpgdaily rfid has released rfid vehicle tracking system with high identification accuracy, designed to track and manage vehicles in parking areas or gated communities. this rf...
Business Special Interest Group :: 15 Apr 2009 4:38 :: RFID_DAILY :: Replies: 0 :: Views: 396
rfid solution for hospital patient management
http://www.rfid-in-china.com/uploadfile/localhost/200903/20090330232936325.jpgas rfid benefits hospital in some aspects, including asset, patient and medicine management, rfid are receiving considerable attention in hospitals. daily rfid has launched...
Business Special Interest Group :: 13 Apr 2009 8:37 :: RFID_DAILY :: Replies: 0 :: Views: 306
high performance uhf gen 2 rfid reader
toronto, canada - gao tek inc. (www.gaotek.com) recommends this latest uhf gen 2 rfid reader (gao216004). the uhf rfid reader is a high performance device designed for applications requiring a large number of tags and two or more antennas. it support...
EDA Jobs, Promotions, Advertising :: 13 Apr 2009 5:00 :: gaotek2009 :: Replies: 0 :: Views: 189
portable rfid reader writer sd card for pda/smartphones
http://www.rfid-in-china.com/uploadfile/localhost/200901/20090110000358667.jpgdaily rfid has released 13.56mhz portable rfid reader writer sd card, designed to plug into sd card slot for pda, laptop and smartphone device.the rfid read and write capab...
Business Special Interest Group :: 10 Apr 2009 10:03 :: RFID_DAILY :: Replies: 0 :: Views: 492
rfid warehouse: compact uhf rfid reader improves efficiency
http://www.rfid-in-china.com/uploadfile/localhost/200812/20081216232701719.jpgmore and more enterprises and shops integrate rfid into the warehouse management system, as the high roi of rfid in the warehouse mangement. daily rfid has recently release...
Business Special Interest Group :: 10 Apr 2009 10:00 :: RFID_DAILY :: Replies: 0 :: Views: 399
help, i am designing a 134.2khz animail rfid
hello ,every one, i am designing a 134.2khz animal rfid long range reader, i use a 25cm*25cm rectangle antenna, now the longest range is only 20cm when using a 3cm diameter tag. in the circuit,i designed a auto tuning circuit(mearsuring the antenn...
RF, Microwave, Antennas and Optics :: 09 Apr 2009 13:50 :: radio.zuo :: Replies: 1 :: Views: 324
interchange between two mifare readers - possible?
dear friends!the question is about nxp mifare readers (primarily about mf rc531 or mfrc522), about rfid-technology.is there a way to exchange information between two readers directly, when their antennas are close enough?the idea is that i have big i...
Professional Hardware and Electronics Design :: 08 Apr 2009 17:42 :: RodionGork :: Replies: 4 :: Views: 402
communication with chips like trf7960 or em4097, help help
dear all,i have a question and really could use your help. at the moment im working on a project for rfid reader. i noticed that most of the rfid reader chips on the market are compatible with iso14443 protocols, but they have a fifo buffer that hold...
RF, Microwave, Antennas and Optics :: 07 Apr 2009 12:33 :: MohammadElwakeel :: Replies: 0 :: Views: 309
help me - code for reader rfid 125khz with pic 16f877a
iam doing project about reader rfid 125khz with pic 16f877a but it doesnt work. anyone has code for reader rfid 125khz with pic 16f877a. please help me ! thank you very much...
Microcontrollers :: 04 Apr 2009 9:33 :: ducbin :: Replies: 0 :: Views: 369
carrier suppression uhf rfid
hiin uhf rfid 3 modulation types are used from reader to tag:ssb-askdsb-askpr-askfor ssb a carrier is added, but what about dsb-ask. when a continuous wave is ask modulated, two sidebands are created. is the carrier suppressed in this way, since only...
RF, Microwave, Antennas and Optics :: 01 Apr 2009 19:42 :: FvM :: Replies: 1 :: Views: 132
rf transmitter with reduced power output
nsmitter to just reach a distance of 10meter . the sensitivity it requires for a receiver to hear no more than this 10 meter distance . i plan to degrade the modules performance to make it work as an rfid please bear with me.thanks in advts...
RF, Microwave, Antennas and Optics :: 26 Mar 2009 9:22 :: FvM :: Replies: 10 :: Views: 693
902mhz rfid gen 2 portable reader/writer from gao
toronto, canada - gao tek inc.s (www.gaotek.com) 902mhz gen 2 portable handheld rfid reader/writer (gao246001) is a well-designed multi-protocol device designed for commercial use. the compact pda style unit, running the latest windows mobile os, can...
EDA Jobs, Promotions, Advertising :: 26 Mar 2009 8:09 :: gaotek2009 :: Replies: 0 :: Views: 168
13.56mhz hf fixed rfid reader/writer from gao
toronto, canada - gao tek inc. (www.gaotek.com) has released its high frequency (hf) rfid reader/writer (gao233003), an advanced versatile reader/writer which is capable of multi tag reading and is designed for smart checkout. it reads rfid iso 15693...
EDA Jobs, Promotions, Advertising :: 24 Mar 2009 6:13 :: gaotek2009 :: Replies: 0 :: Views: 201
rfid tag measurements
hello to all!!what is the best method for measuring rfid passive tags for uhf?the tags dont include the chips.how should i measure a back-scattering from an rfid tag (without the chip)?the measurements should be in tne physical layer. (em wave scatte...
RF, Microwave, Antennas and Optics :: 16 Mar 2009 4:21 :: marcz3333 :: Replies: 32 :: Views: 2307
rfid reader schematic
im about to build one low cost rfid reader for my finaly year project. however i cant find many source of the circuit to try out and compare the best design. does anyone can help me on this?thank you....
Professional Hardware and Electronics Design :: 15 Mar 2009 16:57 :: siongboon :: Replies: 5 :: Views: 1533
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rf id technology
i am doing project on rf-id technology.i have developed handheld transreceiver. & a tag whose unique id code is set only with jumper settings on back side of card.now can u please suggest me if i wants to add memory devie on tag should i do this with...
Hobby Circuits and Small Projects Problems :: 16 Feb 2009 6:37 :: sreevyas :: Replies: 10 :: Views: 987
epc gen2 can single tag can be accessed by multiple readers
hi,can two interrogators access a single tag at the same time.??according to epc tag will have ability to store 2 rn16s. so if a tag receives req_rn from two interrogators will it be able to send different rn16s. by using different sessions and inven...
RF, Microwave, Antennas and Optics :: 14 Feb 2009 14:23 :: Aya2002 :: Replies: 10 :: Views: 339
antenna design tools
can anybody tell me if there are any antenna design tools availbale for pcb or simple antennas for 868 915 mhz bands. or does any body have a design for good omin directional antennas for these bandsthanks...
RF, Microwave, Antennas and Optics :: 13 Feb 2009 13:43 :: sreevyas :: Replies: 133 :: Views: 28571
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