doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 1 Project: IEEE P Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [TaiyoYuden/TRDA Small Form Factor Ceramic Antenna for Low Rate alt-PHY] Date Submitted: [4 January, 2005] Source: [Hironori Okado(1), Mick Aoki(2)] Company [(1)Taiyo Yuden Co.,Ltd., (2)TRDA Inc.] Address [(1)8-1 Sakaecho Takasaki- shi Gunma Japan, (2)10180 Telesis Court Suite120, San Diego, CA 92121] Voice [(1) , (2) ] Fax[(1) , (2) ] Re: [] Abstract:[This presentation is introduction to small form factor ceramic antenna for low rate alt-PHY.] Purpose:[Proposing a RF front-end for standardization by a.] Notice:This document has been prepared to assist the IEEE P It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. Release:The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 2 Taiyo Yuden / TRDA Small Form Factor Ceramic Antenna for Low Rate alt-PHY Hironori Okado Taiyo Yuden Co.,Ltd. Mick Aoki TRDA Inc. (Taiyo Yuden R&D Center of America)

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 3 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 4 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 5 Technical requirements for a Bit rate: 1kb/s to ≥1Mb/s Range : 30m - Interference susceptibility Low power consumption Location awareness Regulatory matters UWB is well suited to a

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 6 Structure of a UWB Radio BPFBEF RF BB Chip Balun MAC Chip Antenna PHY RF Front End

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 7 UWB Band and Other Wireless Standards MHz MHz 2500 MHz Cordless phone Microwave Oven /3/ b/g Cordless phone a Cell phone f 3.1GHz10.6GHz UWB 4.9GHz5.835GHz 1 st generation UWB will use below a band 2 nd generation UWB needs to consider interference from/to a

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 8 Requirements for Antenna Non-Directional Small Form Factor as SD Memory Card Robust High Gain TG4a Technical Requirement (Doc: IEEE a) P a Alt PHY Selection Criteria (Doc: IEEE a)

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 9 Requirements for Filter High Attenuation for Interferences - WLANs (2.4 and 5GHz) - WPANs ( , , ) - Cordless phones (2.4GHz and 5.8GHz) - Cellular phones - Microwave ovens Low Insertion Loss Small Form Factor TG4a Technical Requirement (Doc: IEEE a) P a Alt PHY Selection Criteria (Doc: IEEE a)

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 10 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 11 Definition of Antenna Gain Total radiation energy for total polarization radiation Theoretical limit at zero-loss condition How to increase gain? +a(dB)  Specific Direction Becomes Big -a(dB)  Other Direction Becomes Weak Ideal Radiation Pattern of Non-Directional Antenna (Isotropic Radiation) １ Isotropic radiation 0dBi 1 １ +a (dB) -a (dB) The Theoretical Maximum Gain for Non-directional Antenna is 0dBi

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 12 Developed Antenna Ceramic Antenna is Small. - Element Size : 8 x 6 x 1 mm - Ground Size : 20 x 25 mm (Antenna A) (Size of SD memory : 24 x 32 mm) Designed for RF tag application ICs and components can be mounted on board. Antenna needs at least one ground plane. BACD

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 13 Measurement System Measured by multi-probe antenna measurement system Antenna Efficiency and Radiation Pattern 31pcs Probes Antenna Rotate

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 14 Element Location (1) Antenna A Edge Center A

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 15 Element Location (2) Edge Center

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 16 Influence of Side Ground Antenna A VSWR is degraded by Antenna side ground. A

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 17 VSWR (1) Antenna A Antenna B AB

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 18 VSWR (2) Antenna C Antenna D CD

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 19 Efficiency 2.4GHz Band 7~8dB Attenuation

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 20 Radiation Pattern (1) Antenna A A

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 21 Radiation Pattern (2) Antenna B B

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 22 Radiation Pattern (3) Antenna C C

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 23 Radiation Pattern (4) Antenna D D

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 24 Group Delay Sample : Antenna A

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 25 Impulse Response (1) Transmitted Signal at input of Double Ridge Horn Antenna 500ps/Div 10mV/Div 1 ft Impulse Generator Oscilloscope UWB Antenna Double Ridge Horn Antenna Anechoic Chamber ATT

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 26 Impulse Response (2) Received Signal by Antenna A 500ps/Div 10mV/Div Received Signal by Antenna B 500ps/Div 10mV/Div

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 27 Impulse Response (3) Received Signal by Antenna C 500ps/Div 10mV/Div Received Signal by Antenna D 500ps/Div 10mV/Div

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 28 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 29 Developed Filter Ceramic Filter is Small and Robust Band Pass Filter for 1 st generation Band Elimination Filter against 5GHz band Performance -Low Insertion loss -High Attenuation Chips need Balun

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 30 Band Pass Filter (BPF) Dimension : 3.2 x 1.6 x 1.15 mm For 1 st generation chip set

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 31 Band Elimination Filter (BEF) Dimension : 6.3 x 3.0 x 1.1 mm

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 32 Balun Dimension : 2.0 x 1.25 x 0.9 mm Dimension : 3.2 x 2.5 x 0.85 mm

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 33 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion

doc.: IEEE a Submission Jan 2005 Mick Aoki, Taiyo Yuden/TRDASlide 34 Conclusion Proposed UWB Antenna meets requirements. - Non-directional, Small, Robust, High Gain - Flat Group Delay, Good Impulse Response The Antenna Element can be used in the corner of RF tag or module. ICs and components can be mounted on board. There is less wasted space. Proposed Filter has enough performance to avoid interference. Accelerate Time to Market. The Antenna and Filters are Available Now.