Time and Frequency - Some defining buzzwords Application Note...

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Time & Frequency Solutionsbrandywine

Application Note 3

Rev 2 - June 2018

AS9100D Certificate Number : C0210021-AS3

Time and Frequency - Some defining buzzwords

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QUALITY - Not all clocks are the same

Total In-house control and execution of design, manufacturing and sales.

Uniquely, our products are designed, built & supported to AS9100D.

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QUALITY - Not all clocks are the same

Lower cost of ownership

Long product service life

Excellent MTBF figures

Excellent temperature specifications

Consistent Quality Manufacturing

Lower cost of support

Root cause failure analysis assured

Full historic supply traceability

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GPS Timing

GNSS - Global Navigation Satellite Systems

• GPS - USA

• BEIDOU - CHINA

• GLONASS - RUSSIA

• GALILEO - EUROPE

• NAVIC - INDIA

GNSS Time Information and Synchronisation (1PPS) which is used for ...

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Frequency Standards

TCXO : Temperature compensated oscillator

OCXO : Oven Controlled Oscillator - we build our own.

CSAC : Chip Scale Atomic Oscillator

Rubidium : Rb-87 Atomic Oscillator

Caesium : Caesium-133 Atomic Oscillator

Frequency standard oscillators which are used for …………..

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GPS/GNSS Disciplined Oscillators - GPS-DOs

GPS/GNSS disciplined oscillators which are used for …………..

TCXOOCXOCSACRubidiumCaesium

GNSSReceiver

Phasecompare

StableOutput

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Low Phase Noise Frequency Standards from GPS-DOs

Disciplined Oscillators and frequency standards facilitate ……………..

TCXOOCXOCSACRubidiumCesium

Disciplined

Optionalcleanupcrystalfilter(Rb)

Phase Noise

•Determines bit error rate in satellite communications systems

•Determines receiver sensitivity in Software Defined Radios

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Time Code and Frequency Provision from GPS-DOs

1. Synchronisation Signals - 1PPS Pulse Train

2. Time Code Signals - IRIG-B, AFNOR, HaveQuick

DC Level Shift types

AC Modulated types

3. Frequency References - 10MHz, E1/T1 etc… (Telecoms, Carriers)

IRIG-B : Most common combined time sync and data code

Have Quick : Standard Output Timing Signal from Military receivers

RS 422 : Time display protocols for Network display clocks

NTP & PTP : Network packet based time information

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Time and Phase Measurement from GPS-DOs

Local, Portable GPS Referenced Time Signal Measurements

Remote Measurements for Test, System Verification and Data Logging

Remote Generation of Time Code, Network Timing and Frequency Signals

NTP, PTP, 1PPS, 10MHz, AC & DC Time Codes

Satisfied customers include..ABB SingaporeAirbus Defence & SpaceASM Technologies LtdAtkinsBabcock InternationalBAE SystemsBBCBPCMC Engineering Malaysia

EDF EnergyIndian NavyJakarta MetroLeonardo Electronics Defence And SecurityLondon Stock ExchangeLondon UndergroundMBDA LtdMTRC Hong KongNational Air Traffic Services

NASANECNetwork RailNorthrop Grumman Park Air Systems LtdQinetiq LtdRaytheon Systems LtdRockwell AutomationSBS Transit SingaporeSiemens Transportation

Singapore Stock ExchangeTelent Technology Services LimitedTeligentThales UKTransport For LondonViacom

Sales Contacts and Global Representatives

25 Eastways, Witham, Essex, CM8 3AL, UKPhone +44 (0) 1376 514114 | Fax +44 (0) 1376 516116Email : enquiries@timefreq.com

tfs Time & Frequency Solutions

Disclaimer : Brandywine & TFS are always seeking to improve our products, the information in this document only provides general indications of product capability, suitability and performance, none of which shall form any part of any contract.

Austria, Germany & SwitzerlandSemic RF Electronic GmBHContact : Wolfgang GruberTel: +0049 89 614 1520Email: sales@semic.deWeb : www.semic.de

Australia & New ZealandUnitronixContact : Tim MarshallTel: +0061 02 4977 3511Email: sales@unitronix.com.auWeb : www.unitronix.com.au

BrazilSigtron Instrumentos e Servicos LtdaContact : Eduardo StrafacciTel: +0055 11 5031 7359Email: eduardo@sigtron.com.brWeb : http://sigtron.com.br/

China, Hong Kong & MacauSpectrum & Master Comms. TechnologiesContact : Mr William LaiTel: +852 2529 1111 / Mobile +852 9378 9271Email: smcthk@netvigator.com

Indochina (Vietnam, Laos, Cambodia)Hanova JSCContact : Mr Hai LeTel: +84 91 351 4905Email: hai.le@hanova.vnWeb : www.hanova.vn

IndiaPDAC Microsystems Pvt LtdContact : Mr Pradeep DharTel: +91 40 40247626 / Mobile +91 80082 95670Email: pradeep@pdac.inWeb : www.pdac.in

Janus Trading CoContact : Mr Santosh KrishnanTel: +91 124 408 6641Email: santosh@januscorp.inWeb : www.januscorp.in

Signowave Solutions Private LimitedContact : Santosh KulkarniTel : +91 40 6717 2356 / Mobile : +91 70327 09060Email: santosh.kulkarni@signowave.comWeb : www.signowave.com

IsraelIES Electronics Agencies (1986) LtdContact : Avi NatafTel: +00972 37530700Email: info@nisko-ies.comWeb : www.nisko-Ies.com

ItalyMillimetrica RF & Microwave Components SRLContact : Aldo CagnoTel: +0039 011 317 9910Email: acagno@millimetrica.itWeb : www.millimetrica.it

JapanNacelle Co LtdContact : Mr Hisato TadokoroTel : +81 3 5921 5099Email : tadokoro@nacelle.co.jpWeb : www.nacelle.co.jp

KoreaETooBContact : Jaydon LeeTel : +82-2-6677-3409Email : jaydon.lee@etoob.co.krWeb : www.etoob.co.kr

MalaysiaAlam Sinergi Teknik Sdn. Bhd.Contact : Mr HH ChewTel: +60 3 7847 5925 / Mobile: +60 13 5131068Email: hhchew@alamsinergiteknik.com

North America : USA & CANADABrandywine Communications Inc.Tel: +1 877 367 7962 Fax: +1 714 755 0175Email: info@brandywinecomm.comWeb : www.brandywinecomm.com

North Africa, Mauritania, Morrocco,Tunisia, Algeria, Libya, Egypt, Chad,MaliProComSatContact : Hussein Ait Si SelmiTel: +0021321548618Email: hussein@procomsat.comWeb : www.procomsat.com

Spain & PortugalTecnologia GPS S.A.Contact : Jose Luis EstebanTel: +34 91 323 72 30Email: commercial@tecnogps.esWeb : www.tecnogps.es

PhilippinesImaginet International IncContact : Mr Blair DuncanTel: +63 2 895 9755 / Fax : +63 2 895 9766Email: blair@imaginet.com.phWeb : www.imaginet.com.ph

SingaporePROGRESO Networks (S) Pte LtdContact : Victor TangTel: +65 6509 9600 / Mobile +65 9735 1700Email: victor@progreso.com.sgWeb: www.progreso.com.sg

ThailandCSG Solution (Thailand) Company LtdContact : Mr Chinnaret KusathisiriphanTel: +66 2 575 2971 / Mobile +66 94 951 6524Email: chinnaretk@csgs.co.thWeb: www.csgs.co.th

TurkeyMerit ElektronikContact : Levent CelebiTel: +0090 312 472 7495Email: leventc@meritelektronik.com.trWeb : www.meritelektronik.com.tr

South AfricaSatellite 2000 Systems International IncContact : Fred JoubertTel: +001 818 991 9794Email: sales@sat-2k.comWeb : www.sat-2k.com

U.A.E.Zener Fire & Security LLCContact : Ranjith NambiarTel: +0021321548618Email: ranjith@zenerfire.comWeb : www.zenerfire.com

153 Warner Ave, Tustin, CA 92780, USAPhone +1 714 755 1050Email : Info@brandywinecomm.com

brandywine

TFS UK Head Office

Mrs Laura CainSales CoordinatorTFS, Witham, CM8 3AL, UKTel : +44 (0) 1376 514114laura.cain@timefreq.com

Europe, Middle East, Africa,Australia

Mr David WrightDirector of Sales, Europe, Middle East,Africa, AustraliaTel : +44 (0) 1694 722891dwright@timefreq.com

Asia, China, India, Japan

Mr Neil PitmanDirector of Sales - AsiaChina, India, JapanMobile : +44 (0) 7973 859342neil.pitman@timefreq.com