New dimensions for multifunctional car keys
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1 Technologies & Products Press Conference 2018 New dimensions for multifunctional car keys 4D transponder coil with integrated NFC or wireless charging coils Leopoldo Bertossi Product Marketing Director Transponder Coils TDK Magnetics Business Group Munich, Germany November 14, 2018
2 Car keys of the future: Data-driven with added functionality Main interface between car owner and car with increasing functionality Ignition / starting Access / entry Security / immobilizer Remote keyless entry / PEPS Data storage PLUS Data display Data transfer Non-automotive functions CC 11/18 2
3 TDK products for current generation of car keys 3D transponder coils Single axis transponder coils MLCCs RF inductors COMMUNICATION CAPABILITIES LF and UHF bands KEY REQUIREMENTS Miniaturization Functional in any position Reliability Robustness One-stop shopping for all necessary passive components CC 11/18 3
4 TDK components for future car key generations 4D transponder coils Wireless charging coil Bluetooth wireless Flexible solar battery EDLC/Li-ion battery integrated NFC or integrated WPT In development In development CAPABILITIES LF and UHF bands NFC (near-field communication) Bluetooth LE UWB (ultra wideband) WPT (wireless power transfer) KEY REQUIREMENTS Miniaturization Packaging Reliability Robustness Enhanced communication capabilities Power management The world s first 4D coils with integrated NFC or wireless power transfer capability CC 11/18 4
![Y Z NFC (Z axis) Rated inductance [mh] 6.75 6.75 13.20 0.85 µh Q typ [110%/+15%] 23.5 24.5 18.](/docs-images/92/108973705/images/5-1.jpg "5 - S typ [mv/µt] 77 73 77 - F res [khz] 430 450 290 60 MHz R DC,max [Ω] 92 95 335 2.")
5 The new 4D transponder coil with integrated NFC or wireless power transfer FEATURES Thermally stable ferrite core with special core geometry Flame-retardant molding Laser-welded Long receiving distance at 125 khz Qualified to AEC-Q200 High sensitivity in all orientations (X/Y/Z) 4th coil for NFC or wireless power transfer KEY DATA Axis X Y Z NFC (Z axis) Rated inductance [mh] µh Q typ [110%/+15%] S typ [mv/µt] F res [khz] MHz R DC,max [Ω] NEW: NFC applications APPLICATIONS NEW: Wireless power transfer Passive entry, passive start (PEPS) LF antenna coil for wake-up and immobilizer 12.5 mm x 11.5 mm x 3.6 mm CC 11/18 5
6 4D transponder coil with integrated NFC for advanced communication capabilities VEHICLE 125 khz Inductive transmitter 125 khz 4D transponder coil KEY (with added NFC function) Back-up transponder (e.g. immobilizer) X 125 khz 3D inductive receiver Wake up pattern detector µc UHF/BT LE receiver UHF/BT LE Y Z µc UHF transmitter Power management NFC NFC µc 3-5 cm NFC terminal (car, shop, home) CC 11/18 6
7 Benefits of the 4D coil with integrated NFC Emergency opening without metal keys or cylinders Easy read-out of car status and diagnostics data stored on key Non-automotive access and payment systems Car key with NFC enables new application possibilities CC 11/18 7
8 4D transponder coil with integrated WPT enables easy and high-efficiency wireless charging CAR KEY Customized battery (e.g. ATL) Rechargeable battery Customized Rx module WPT Rx module 4D transponder coil B82454C* LF 3D coil WPT Rx coil VEHICLE WPT e.g. 100 khz (Qi frequency) WPT Tx module Customized WPT solution: Module + Tx coil Tx coil Power transfer 5 V, 100 ma = 0.5 W CC 11/18 8
9 Roadmap for 3D and 4D transponder coils 3D coils Standard 3D transponder coil 125 khz 22 khz Miniaturized 3D transponder coil 12.5 mm x 11.5 mm x 3.6 mm 9 mm x 9 mm x 3 mm 4D coils 4D transponder coils with integrated NFC with integrated WPT 12.5 mm x 11.5 mm x 3.6 mm Samples available Q Miniaturized 4D transponder coil 9 mm x 9 mm x 3 mm Driving enhanced performance and miniaturization of automotive and non-automotive access systems CC 11/18 9
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RF NiceRF Wireless Technology Co., Ltd. Rev
- 1 - Catalog 1. Description...- 3-2. Features...- 3-3. Application...- 3-4. Electrical Specifications...- 4-5. Schematic...- 4-6. Pin Configuration...- 5-7. Antenna... - 6-8. Mechanical dimensions(unit:
HIGH-POWER, REPORTAGE WIRELESS-MICROPHONE SYSTEM RPU300 - FULL-DUPLEX PORTABLE TRANSCEIVER VHF Main-transmitter - UHF Communications-receiver
HIGH-POWER, REPORTAGE WIRELESS-MICROPHONE SYSTEM RPU300 - FULL-DUPLEX PORTABLE TRANSCEIVER VHF Main-transmitter - UHF Communications-receiver Main-transmitter section Communication-receiver section VHF