Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Project: IEEE P802.15 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 370-8522 Japan, (2)10180 Telesis Court Suite120, San Diego, CA 92121] Voice [(1)+81-27-324-2311, (2)+1-858-554-0755] Fax[(1)+81-27-324-2326, (2)+1-858-455-7578] E-mail [(1)h-okado@jty.yuden.co.jp, (2)maoki@trda-inc.com] 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 802.15.4a .] Notice: This document has been prepared to assist the IEEE P802.15. 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 P802.15. Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

TRDA Inc. (Taiyo Yuden R&D Center of America) Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 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) Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Contents Requirement for RF Front-end Antenna performance Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Contents Requirement for RF Front-end Antenna performance Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Technical requirements for 802.15.4a Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Technical requirements for 802.15.4a Bit rate : 1kb/s to ≥1Mb/s Range : 30m - Interference susceptibility Low power consumption Location awareness Regulatory matters 　　　　　　UWB is well suited to 802.15.4a Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Structure of 802.15.4a UWB Radio Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Structure of 802.15.4a UWB Radio PHY Antenna RF BB Chip MAC Chip BPF BEF Balun RF Front End Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

UWB Band and Other Wireless Standards Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 UWB Band and Other Wireless Standards Cordless phone Microwave Oven 802.15.1/3/4 802.11b/g Cordless phone 802.11a Cell phone 2400 2500 4900 5835 MHz MHz MHz MHz UWB UWB 3.1GHz 4.9GHz 5.835GHz 10.6GHz f 1st generation UWB will use below 802.11a band 2nd generation UWB needs to consider interference from/to 802.11a Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Requirements for Antenna Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Requirements for Antenna Non-Directional Small Form Factor as SD Memory Card Robust High Gain TG4a Technical Requirement (Doc: IEEE 15-04-0198-02-004a) P802.15.4a Alt PHY Selection Criteria (Doc: IEEE 15-04-0232-16-004a) Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Requirements for Filter Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Requirements for Filter High Attenuation for Interferences - WLANs (2.4 and 5GHz) - WPANs (802.15.1, 802.15.3, 802.15.4) - Cordless phones (2.4GHz and 5.8GHz) - Cellular phones - Microwave ovens Low Insertion Loss Small Form Factor TG4a Technical Requirement (Doc: IEEE 15-04-0198-02-004a) P802.15.4a Alt PHY Selection Criteria (Doc: IEEE 15-04-0232-16-004a) Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Contents Requirement for RF Front-end Antenna performance Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Definition of Antenna Gain Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Definition of Antenna Gain Ideal Radiation Pattern of Non-Directional Antenna (Isotropic Radiation) １ +a (dB) -a (dB) １ Isotropic radiation 0dBi 1 How to increase gain? Total radiation energy for total polarization radiation +a(dB)  Specific Direction Becomes Big Theoretical limit at zero-loss condition -a(dB)  Other Direction Becomes Weak The Theoretical Maximum Gain for Non-directional Antenna is 0dBi Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Developed Antenna A B C D Ceramic Antenna is Small. Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Developed Antenna A B C D 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. Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Measurement System Antenna Efficiency and Radiation Pattern Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Measurement System 31pcs Probes Antenna Rotate Antenna Efficiency and Radiation Pattern Measured by multi-probe antenna measurement system Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Element Location (1) A Antenna A Edge Center Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Element Location (1) Antenna A A Edge Center Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Element Location (2) Edge Center Jan 2005 doc.: IEEE 802.15-0015 Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Influence of Side Ground Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Influence of Side Ground Antenna A A VSWR is degraded by Antenna side ground. Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

VSWR (1) A B Antenna A Antenna B Jan 2005 doc.: IEEE 802.15-0015 Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

VSWR (2) C D Antenna C Antenna D Jan 2005 doc.: IEEE 802.15-0015 Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Efficiency 2.4GHz Band 7~8dB Attenuation Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Efficiency 2.4GHz Band 7~8dB Attenuation Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Radiation Pattern (1) Antenna A A Jan 2005 doc.: IEEE 802.15-0015 Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Radiation Pattern (2) Antenna B B Jan 2005 doc.: IEEE 802.15-0015 Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Radiation Pattern (3) Antenna C C Jan 2005 doc.: IEEE 802.15-0015 Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Radiation Pattern (4) Antenna D D Jan 2005 doc.: IEEE 802.15-0015 Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Group Delay Sample : Antenna A Jan 2005 doc.: IEEE 802.15-0015 Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Impulse Response (1) 1 ft Transmitted Signal at input of Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Impulse Response (1) 1 ft Impulse Generator Oscilloscope UWB Antenna Double Ridge Horn Antenna Anechoic Chamber ATT Transmitted Signal at input of Double Ridge Horn Antenna 500ps/Div 10mV/Div Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Impulse Response (2) Received Signal by Antenna A 500ps/Div 10mV/Div Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Impulse Response (2) Received Signal by Antenna A 500ps/Div 10mV/Div Received Signal by Antenna B 500ps/Div 10mV/Div Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Impulse Response (3) Received Signal by Antenna C 500ps/Div 10mV/Div Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Impulse Response (3) Received Signal by Antenna C 500ps/Div 10mV/Div Received Signal by Antenna D 500ps/Div 10mV/Div Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Contents Requirement for RF Front-end Antenna performance Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Developed Filter Ceramic Filter is Small and Robust Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Developed Filter Ceramic Filter is Small and Robust Band Pass Filter for 1st generation Band Elimination Filter against 5GHz band Performance -Low Insertion loss -High Attenuation Chips need Balun Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Band Pass Filter (BPF) For 1st generation chip set Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Band Pass Filter (BPF) Dimension : 3.2 x 1.6 x 1.15 mm For 1st generation chip set Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Band Elimination Filter (BEF) Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Band Elimination Filter (BEF) Dimension : 6.3 x 3.0 x 1.1 mm Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Balun Dimension : 2.0 x 1.25 x 0.9 mm Dimension : 3.2 x 2.5 x 0.85 mm Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Balun Dimension : 2.0 x 1.25 x 0.9 mm Dimension : 3.2 x 2.5 x 0.85 mm Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Contents Requirement for RF Front-end Antenna performance Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 Contents Requirement for RF Front-end Antenna performance Filter performance Conclusion Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA

Conclusion Proposed UWB Antenna meets requirements. Jan 2005 doc.: IEEE 802.15-0015 Jan 2005 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. Mick Aoki, Taiyo Yuden/TRDA Mick Aoki, Taiyo Yuden/TRDA