Elektrische Signalverarbeitung Dr. Fischer GmbH
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1 Elektrische Signalverarbeitung Dr. Fischer GmbH ISO CALM Lower Layers and FAST mode November 2006, Dallas Fichtenweg 9 - Asch D Blaubeuren Phone: Fax: esf@esf-gmbh.de November 14th 2006 ISO CALM Lower Layers 1
2 Communications Architecture for Land Mobile environment November 14th 2006 ISO CALM Lower Layers 2
3 CALM Architecture GPS, Galileo Terrestrial Broadcast RDS, DAB Sat-Comm GSM-GPRS UMTS WiMAX Broadcast Transmitter Beacon CALM-M5 CEN-DSRC CALM-IR Hot-Spot (Wireless LAN) PDA, SmartPhone Variable Message Sign Info-Broadcaster Vehicle-to-Vehicle (M5, IR, MM) November 14th 2006 ISO CALM Lower Layers 3
4 Putting puzzles together ISO TC204 WG16 EU project CVIS November 14th 2006 ISO CALM Lower Layers 4
5 Content CALM Communications Kernel The concept of "Virtual Interfaces" CALM Management Entity FAST Communications Scenarios FAST Services FAST DLL and Networking Details November 14th 2006 ISO CALM Lower Layers 5
6 CALM Communications Kernel November 14th 2006 ISO CALM Lower Layers 6
7 CVIS Vehicle System Antenna Mobile Router Vehicle Host Vehicle Gateway Control SENSOR CALM Communications Kernel SENSOR November 14th 2006 ISO CALM Lower Layers 7
8 CALM Communications Kernel The CCK constitutes a CVIS mobile router. The CCK is part of every CVIS host. November 14th 2006 ISO CALM Lower Layers 8
9 CALM Communications Kernel Car-to-Car Communications Consortium Network The CCK constitutes a CVIS mobile router. The CCK is part of every CVIS host. November 14th 2006 ISO CALM Lower Layers 9
10 CALM Communications Kernel WAVE Network As specified in IEEE P November 14th 2006 ISO CALM Lower Layers 10
11 CALM Communications Kernel ISO CALM FAST Network It is intended to harmonize WAVE and CALM FAST as much as possible! November 14th 2006 ISO CALM Lower Layers 11
12 CALM Communications Kernel ISO CALM IPv6 Network Developed in cooperation with IETF November 14th 2006 ISO CALM Lower Layers 12
13 CALM Communications Kernel Such as: G2 / G3, WiMax,... CALM-M5 /-MM /-IR WAVE IEEE P p... Broadcast receivers GPS / GALILEO... Bluetooth Wireless Communications Interfaces November 14th 2006 ISO CALM Lower Layers 13
14 CALM Communications Kernel Technology not defined so far: - IP based network - predicted FAST network Wired Communications Interfaces In-car LAN November 14th 2006 ISO CALM Lower Layers 14
15 CALM Communications Kernel Station Management -CME (supervisor and adjuncts) > SNMP > Service Initialization see P WSA -NMEs > Routing -IMEs > Virtual Interfaces November 14th 2006 ISO CALM Lower Layers 15
16 CALM Communication Interface (CI) November 14th 2006 ISO CALM Lower Layers 16
17 CALM communication interface wired / wireless Station Management no distinction between PLME, MLME and LLME Communications Protocol Stack LLC MAC PHY November 14th 2006 ISO CALM Lower Layers 17
18 CALM communication interface wired / wireless An existing radio November 14th 2006 ISO CALM Lower Layers 18
19 CALM communication interface wired / wireless CALM Adaptation November 14th 2006 ISO CALM Lower Layers 19
20 CALM Virtual CI November 14th 2006 ISO CALM Lower Layers 20
21 CALM Virtual CI Compare with MAC channel coordination in P Virtual radio Transmitter Profile in P This functional description allows prioritizing at MAC as is in P Real radio device November 14th 2006 ISO CALM Lower Layers 21
22 CI Identifier MedID: Randomly assigned unique identifier of medium, e.g. IR, M5, MM, G2 / G3,... SerialNumber: 0 - physically available CI >0 - virtual instance of CI November 14th 2006 ISO CALM Lower Layers 22
23 CALM Communications SAP November 14th 2006 ISO CALM Lower Layers 23
24 Addressing in DL-UNITDATA service SAP address: Used to identify the used / select the required networking protocol, e.g. IPv6, FAST IPv6, CALM FAST, WSMP, position based addressing, OEM,... November 14th 2006 ISO CALM Lower Layers 24
25 CALM Interface Management Entity November 14th 2006 ISO CALM Lower Layers 25
26 CALM Interface Management Entity November 14th 2006 ISO CALM Lower Layers 26
27 CALM CI Management SAP November 14th 2006 ISO CALM Lower Layers 27
28 CIMAE-SETPARAM.request ( CI-ID, Sequence of Param ) CALM management services Set parameters Used also to trigger action at Communication Interface. CIMAE-SETPARAM.confirm ( CI-ID, Sequence of Result OPTIONAL ) November 14th 2006 ISO CALM Lower Layers 28
29 CIMAE-GETPARAM.request ( CI-ID, Sequence of Param.No ) CALM management services Get parameters CIMAE-GETPARAM.confirm ( CI-ID, Sequence of Param ) Param.No = 255 used for error notification November 14th 2006 ISO CALM Lower Layers 29
30 CALM management services Get parameters Param SEQUENCE (SIZE (1..255)) OF SEQUENCE { Param.No INTEGER(1..255), parameter number Param.Value OCTET STRING syntax and semantics depends on parameter } Result applies Used in CIMAE- SETPARA.confirm SEQUENCE (SIZE (1..255)) OF SEQUENCE { Result.No INTEGER(1..255), parameter number for which Result.Code Result.Code Enumeration 0: SUCCESS } 1-5: specified failures 6-255: reserved for future use November 14th 2006 ISO CALM Lower Layers 30
31 CALM management services SERVICE parameters CIMAE-SERVICE.request ( CI-ID, <medium specific parameters> ) CIMAE-SERVICE.confirm ( CI-ID, <medium specific parameters> ) Medium-specific management service. Enabling future media with specific management needs. November 14th 2006 ISO CALM Lower Layers 31
32 CALM FAST scenarios November 14th 2006 ISO CALM Lower Layers 32
33 CALM FAST broadcast Roadside Service Information Frame See WAVE Announcement Frame in P Vehicle Service Information Frame November 14th 2006 ISO CALM Lower Layers 33
34 CALM FAST exchange of data Vehicle Service Context Frame November 14th 2006 ISO CALM Lower Layers 34
35 CALM FAST frame details November 14th 2006 ISO CALM Lower Layers 35
36 CALM FAST mode Service Information Frame Instead of the CALM FAST NW header, a NW header for other FAST protocols, such as WSMP, can be applied. November 14th 2006 ISO CALM Lower Layers 36
37 CALM FAST mode Service Information / Context details Service Information Table Service Context Table November 14th 2006 ISO CALM Lower Layers 37
38 CALM FAST mode Service information table Element Type Description messagetype BIT STRING (SIZE(2)) '00': SIT stationtype BOOLEAN 0: Mobile station 1: Fixed station stationid BIT STRING (SIZE(48)) a unique station identifier (e.g. MAC address) servicelist SEQUENCE (SIZE (0..255)) OF list of services offered SEQUENCE { serviceid INTEGER(0..127,...), (registered) unique SID servicedata OCTET STRING optional, servicenwref INTEGER(0..255) optional NW header information for data exchange servicechannel INTEGER(0..255) optional } channel info for data exchange phase, medium specific November 14th 2006 ISO CALM Lower Layers 38
39 CALM FAST mode Service context table Element Type Description messagetype BIT STRING (SIZE(2)) '01': SCT stationtype BOOLEAN 0: Mobile station 1: Fixed station stationid BIT STRING (SIZE(48)) a unique station identifier (e.g. MAC address) contextlist SEQUENCE (SIZE (0..255)) OF List of service contexts SEQUENCE { serviceid INTEGER(0..127,...), (registered) unique SID servicecontext OCTET STRING, context of the related service. servicenwref INTEGER(0..255) NW header information for } data exchange November 14th 2006 ISO CALM Lower Layers 39
40 CALM FAST mode Data exchange Element Type Description messagetype BIT STRING (SIZE(2)) '10': Request '11': Response data OCTET STRING Data dedicated to service / application November 14th 2006 ISO CALM Lower Layers 40
41 CALM FAST mode DLL details November 14th 2006 ISO CALM Lower Layers 41
42 CALM FAST mode RSIF / VSIF - DLL details MAC source address: Individual address, either universal or locally administered. MAC Destination Address: Broadcast address. SAP Source Address: e.g. FAST: 0xBA WSMP: 0xF6 0xF6 corresponds to EtherType 0x88DC, see P SAP Destination Address: e.g. FAST: 0xBA WSMP: 0xF6 November 14th 2006 ISO CALM Lower Layers 42
43 CALM FAST mode RSCF / VSCF - DLL details MAC source address: Individual address, either universal or locally administered. MAC Destination Address: Individual address, either universal or locally administered. Same value as MAC Source Address received in RSIF / VSIF. SAP Source Address: e.g. FAST: 0xBA WSMP: 0xF6 0xF6 corresponds to EtherType 0x88DC, see P SAP Destination Address: e.g. FAST: 0xBA WSMP: 0xF6 November 14th 2006 ISO CALM Lower Layers 43
44 MAC source address: CALM FAST mode Exchange of Data - DLL details Individual address, either universal or locally administered. Value as known from Service Initialisation Phase. MAC Destination Address: Individual address, either universal or locally administered. Value as known from Service Initialisation Phase. SAP Source Address: e.g. CALM FAST: 0xBA WSMP: 0xF6 0xF6 corresponds to EtherType 0x88DC, see P SAP Destination Address: e.g. CALM FAST: 0xBA WSMP: 0xF6 November 14th 2006 ISO CALM Lower Layers 44
45 CALM FAST mode Networking details November 14th 2006 ISO CALM Lower Layers 45
46 CALM FAST mode CALM FAST network header Source Network Header - servicenwref: Efficient single octet header, acting as a reference pointer. 0: Entity located in IME that is in charge of managing RSIF / VSIF, and optionally RSCF / VSCF All other values may be assigned dynamically at run-time. This assignment shall be done under control of the CME supervisor upon registration of applications (services) and modems. Destination Network Header: See above for source network header. The mechanism / protocol used to forward a packet through a possible local network is not defined here. Just the reference pointer is specified. A dynamically managed look-up table in the network layer shall provide all information needed to forward packets, i.e. including optional network protocol conversion. The details are implementation specific. November 14th 2006 ISO CALM Lower Layers 46
47 Putting puzzles together Thank you for listening ESF GmbH Hans-Joachim Fischer Fichtenweg 9 D Blaubeuren Germany esf@esf-gmbh.de phone: fax: November 14th 2006 ISO CALM Lower Layers 47
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