RF & WIRELESS. 1) ams overview. 2) RFID UHF Gen 2 Readers. 3) 2.4GHz TxRx + LF Rx = Active Tag. 4) NFC Reader and Tags BNI RSO. 23 Apr 2013.

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1 RF & WIRELESS 1) ams overview 2) RFID UHF Gen 2 Readers 3) 2.4GHz TxRx + LF Rx = Active Tag 4) NFC Reader and Tags BNI RSO 23 Apr 2013 ams AG

2 ams overview Specialized in: high performance analog ICs Ultra-low power, high accuracy, high integration design expertise combining design + best-in-class manufacturing Numbers: 300+ analog engineers Over 30 years of design experience Revenues of 498 million USD in 2012 More than 1200 employees worldwide Over 6,500 customers worldwide Confidential Page 2

3 Our focus High performance analog ICs Target Markets Consumer and Communications Industrial, Medical, & Automotive 65% of revenues % of revenues 2012 Core Expertise Wireless Power Management Sensor and Sensor Interfaces Confidential Page 3

4 RFID UHF Gen 2 Readers AS3991 AS3992 AS3993 BNI RSO 23 Apr 2013 ams AG

5 The largest UHF Reader family worldwide st Generation AS3991 2nd Generation AS3992 AS3990 The next generation of low power reader IC s - Gen 2 Protocol RF Reader Engine - Compact Size - Low Power - Easy Implementation Confidential Page 5

6 Applications Complexity High Low Power Mobile Phone Handheld Low Power Printer Shelf Readers Interactive Shopping Carts Mid Power Handheld High Power ETC Parking Access Pallet Tracking High Power Read Range 6 m Confidential Page 6

7 UHF Reader: Industrial Application Supply from industrial DC main: VIN = 12 V typ for AS Power Amplifier High Efficiency and Low Noise High Load Current and Low Quiescent Current Ultra-low Dropout regulation: DV = 140mV Lowest Dissipation 32V max DC VIN AS mA DC-DC VDD+ AS1364 1A LDO TX-RX antenna Circulator or decoupler PA 20dBm 400mA typ VDD AS3991/2/3 UHF Reader SPI MICRO other HOST CLOCK quartz Confidential Page 7

8 UHF Reader: Portable Application Supply from Battery cells: VIN down to 0.7V High Efficiency and Low Noise Low Quiescent Current 0.7V-5V Ultra-low Dropout regulation: DV = 150mV Lowest Dissipation DC VIN AS mA DC-DC VDD+ AS A LDO TX-RX antenna Circulator or decoupler AS3991/2 UHF Reader VDD SPI MICRO other HOST CLOCK quartz Confidential Page 8

9 2.4GHz Transceiver AS3940 BNI RSO 23 Apr 2013 ams AG

10 AS3940 System Overview AS3940 Low Power Link Manager - Transceiver Key features: - Range 200m - Speed 2Mbps - Fast time to market - Low Fat SW (Proprietary protocol) - Outstanding performance in dense 2.4GHz ISM band AS3940 is an 2.4GHz Transceiver with integrated Link Manager RF Interface without being RF Expert Confidential Page 10

11 Typ Market needs and Benefits from ams solution AS3940 Low Power Link Manager - Transceiver Customer Benefits: - Built-in network mgt no expertise needed - Best in class adj channel selectivity - Adaptive Channel Switching: immunity! - Lowest power consumption vs BT or ZigBee >200m max range w/o external PA TX & RX Low Power RF-Link + Self-managed network up to 8 clients Typical tasks: - Peearing - Client config. (RF channel, data-rate, power level, sync timer) - Synchronization betw. M and Cs for periodic data packet exchange - Adaptive Channel Switching against interferences (WLAN, BT,..) - Encode/Decode Data + check Data (CRC,..) Confidential Page 11

12 Market Application Target 1 AS3940 Low Power Link Manager - Transceiver Video surveillance systems Weather stations Home automation / alarm systems Confidential Page 12

13 Market Application Target 2 AS3940 Low Power Link Manager - Transceiver Remote control systems Wireless Light and Building Controls (Home and Industry) Wireless Mouse + Keyboard + Headset Remote controlled Toys Confidential Page 13

14 LF Wake-Up Receiver AS393x Family BNI RSO 23 Apr 2013 ams AG

15 AS3933 3D Wakeup Receiver Y-coil Z-coil X-coil Control Pins to µp Input protection Control Logic Antenna rotation Amplifier RSSI Signal A D Data output Correlator LF Wakeup XTAL Data Rate 0.5 to 4 Kbps Supply voltage range 2.4 to 3.6V 3-D channel ASK wakeup receiver Current consumption 1,7uA Wakeup sensitivity 80uVRMS typ Antenna Tuning Carrier Frequency KHz Manchester dec. With clock recovery Programmable wakeup pattern up 32 bit RC-osc Self calibration via LC-osc Integrated RTC 5 bits - RSSI level Confidential Page 15

16 LF Wakeup Applications Car Access Passive Keyless Entry & Go Metering Wake up circuit to extend battery lifetime Building / Room Access Control Systems Secure Automatic Door Openers (hospitals, handicapped persons) Computer access Automatic login of authorized persons Wakeup of battery driven items Positioning Finding lost items by activating the base station Pairing ex. firemen radio handset Confidential Page 16

17 A complete Active TAG System based on AS AS3940 BNI RSO 23 Apr 2013 ams AG

18 Active Tag system AS AS3940 Base Station Active Tag LDO ROM BASE STATION MICRO Sensing & acting elements LF-coil LF Tx LF WAKEUP & DOWNLINK UPLINK Y-coil Z-coil X-coil LF Wakeup Rcvr (Rx) AS3933 Wakeup XTAL EEPROM TINY MICRO RAM DC/DC 2.4GHz Xcvr (Rx) AS3940 XTAL LDO Pcb antennas 2.4GHz Xcvr (Tx) AS3940 XTAL RAM Sensor (T, H, P) Confidential Page 18

19 Applications Container Tracking Body area networks Wireless sensor networks High Value Asset tracking Passive Keyless Entry (PKE) Real-time location systems (RTLS) Security ID badges (operator, access control) Confidential Page 19

20 Example: Student Tracking Similar: hospital, clinic, hospice CR1 CR2 CR3 Base Station Tag in badge John is in Class room # 1 John is in Class room # 2 CR1 CR=Class Room CR2CR3 Confidential Page 20

21 High Speed NFC interface Solution AS3910-AS3911 and AS3953 BNI RSO 23 Apr 2013 ams AG

22 Concept Read & Write data from inside & outside the application Confidential Page 22

23 Family overview AS3910 AS3911 Communication Speed SPI Speed Capacitive wakeup Inductive wakeup Automatic antenna tuning AS kbps 5MHz NO NO 848kbps YES ISO standards: ISO18092 (NFC active only) ISO14443 A&B (up to 848kbps) ISO15693 FeliCa Communication Speed SPI Speed Capacitive wakeup Inductive wakeup Automatic antenna tuning AS kbps 10MHz YES YES 848kbps 6.8Mbps YES Confidential Page 23

24 Features: Current consumption Average current in µa capacitive wakeup inductive wakeup Refresh time in ms Capacitive wakeup: <5µA avg 200ms sleep time in detection cycle Inductive wakeup: 30µA avg current (Even less using crystal oscillators.) Confidential Page 24

25 Features: AAT = Automatic Antenna Tuning Analyses the phase shift of the antenna and re-tunes it automatically Compensation of environment influences Compensation of metal in the door grip Enables free placement of the reader No antenna trimming required Automatic antenna tuning during production Automatic procedure to tune the antenna in production Reduction of test time & costs Confidential Page 25

26 AS3953 high speed passive NFC Low cost near field interface chip Key features ISO 14443A & NFC Forum compliant Configurable wake-up interrupt Passive operation with up to 4mA harvest) 1k bit EEPROM 4 wire SPI interface with 32 byte FIFO Data rates up to 848kb/s Benefits Interface with NFC mobile phone Ultra low power system wake up Enables complete passive system Programmability Connects easily to most systems Ideal for programming and loading settings Applications Data Logging PCB programming Passive Wake up Multi purpose interface to micro NFC Forum Tag type 4 Confidential Page 26

27 Market Segments Benefits Medical Smart Cards Shelf Labels Others Benefits: Phone as display Reduced on-board data processing No Connectors Long battery life Convenient download and exchange with doctors Benefits: OTP of the credit card No connectors Battery-less design Blank Card can be programmed at the Bank Benefits: Interactive and personalized Mktg Support/reinforce customers decision Additional info Benefits: Completly sealed sensors Increase battery lifetime and readout of data even in harsh enviroment Confidential Page 27

28 Example: Medical Save bill of material - improve user experience Battery Display AS3953 Medical Benefits: PM Memory Sensor Cost reduction through: UI Sensor MCU/DSP MCU/DSP Phone can be used as display Minimized on-board data processing Connector-free design Improved customer experience: User friendly interface on smart phone Long battery life Convenient download and exchange with doctors Confidential Page 28

29 Franklin Lightning Sensor TM World s 1 st lightning sensor for low-power portable products with integrated algorithm Innovation Detects both cloud-to-cloud & cloud-to-ground strikes Sophisticated algorithm provides for distance estimation up to 25mi/40km from head of lightning storm & false disturber rejection capability Embedded Automatic Antenna Tuning (AAT) High-performance, integration & ultra low-power capabilities enable use in portable products Benefits Extends sensing capabilities far beyond human senses Minimizes false disturbers & provides distance to strike AAT compensates for antenna component variations Enables use in low-power, portable, consumer devices requiring small form factors Target Applications Golfers, Fisherman, Farmers, Weather stations, Bike computers, GPS devices, UPS-Power, Base stations, etc. Confidential Page 29

30 Thank you Please visit our website ams AG

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