home api a network-independent home control architecture maurice bizzarri software director...

Home APIHome APIA Network-Independent Home A Network-Independent Home Control Architecture Control Architecture

Maurice Bizzarri Maurice Bizzarri Software DirectorSoftware DirectorBusiness Line InterconnectivityBusiness Line InterconnectivityPhilips SemiconductorsPhilips Semiconductors

AgendaAgenda Part I: Home API OverviewPart I: Home API Overview

Home API Working GroupHome API Working Group What is Home API?What is Home API? Home API and Universal Plug Home API and Universal Plug

and Play, 1394and Play, 1394 SummarySummary

Part II: Home API ArchitecturePart II: Home API Architecture

New Product OpportunitiesNew Product OpportunitiesThe time is ripe to move home The time is ripe to move home automation and control into automation and control into the mainstreamthe mainstream

Home devices are becoming “intelligent”Home devices are becoming “intelligent”Home/consumer networking and Home/consumer networking and connectivity are “hot”connectivity are “hot”People are actually beginning to “get it”People are actually beginning to “get it”Both the PC and CE industries need to Both the PC and CE industries need to find find new areas to innovate - markets for new areas to innovate - markets for current products are becoming saturatedcurrent products are becoming saturated

Control networksControl networks(PLC, RF, IR)(PLC, RF, IR)

HVACHVAC LightLightControlControlSecuritySecurity

CordlessCordlessbasestationbasestation

Phone linePhone line

CordlessCordlesscommunicatorcommunicator

SprinklerSprinklerSystemSystem SensorsSensors

Data NetworksData Networks(Cat5, Phoneline(Cat5, Phoneline

RF, PLC)RF, PLC)

PCPC FridgeFridgePadPad

VideoVideoCameraCamera

Digital A/V NetworksDigital A/V Networks(1394)(1394)

DTVDTV DVCRDVCR DSSDSS DVDDVD

Home Mgt.Home Mgt.AppsApps

Home StateHome State scheduled eventsscheduled events house modehouse mode config infoconfig info

Remote Home Access Remote Home Access and Event Notificationand Event Notification

PagerPagerTelephoneTelephone New apps enabled by integrationNew apps enabled by integrationof information and connectivityof information and connectivityto controllable home devicesto controllable home devicesenhances family safety, comfort,enhances family safety, comfort,and convenience.and convenience.

InternetInternetExternal InfoExternal Info EPGEPG weather, trafficweather, traffic communitycommunity

Possibility For 2000Possibility For 2000Windows PC or STB as Integration Point for Windows PC or STB as Integration Point for Intelligent HomeIntelligent Home

But: Will My PC Crash But: Will My PC Crash My House?My House?

Absolutely not!Absolutely not! PCs enhance home device functions PCs enhance home device functions

with added intelligencewith added intelligence Devices must still work standaloneDevices must still work standalone Should use dedicated controllers for Should use dedicated controllers for

critical taskscritical tasks

““Y”Y”CompanyCompany

Security, HVACSecurity, HVACControl AppControl App

X-10X-10DriversDrivers

RF RF SensorSensorDriversDrivers

PC GUIPC GUI

““X”X”CompanyCompany

PC GUIPC GUI

Lighting andLighting andSmall Appl Small Appl Control AppControl App


Proprietary, non-extensible solutions don’t grow the market.Proprietary, non-extensible solutions don’t grow the market.

““Z”Z”CompanyCompany

Security, Lighting Security, Lighting Small Appl., CE Small Appl., CE

Control App.Control App.


IRIRDriversDrivers

PC, voice GUIPC, voice GUI

Current Software ApproachCurrent Software Approach

MonolithicMonolithic Not easily extensible to new protocolsNot easily extensible to new protocols Vendor SpecificVendor Specific No published APIs for ISVsNo published APIs for ISVs

A Better Approach: Home APIA Better Approach: Home API API designed for API designed for

control control of Home of Home DevicesDevices

No new protocolsNo new protocols No new networksNo new networks First implementation First implementation

under Windowsunder Windows

Home API Working GroupHome API Working Group Founded Q4 ’97, went Founded Q4 ’97, went

public Q4 ’98 public Q4 ’98 Now 31 participantsNow 31 participants 0.95 Spec released to 0.95 Spec released to

participants December ’98participants December ’98 http://www.homeapi.orghttp://www.homeapi.org

Home API Working Group Home API Working Group Promoter CompaniesPromoter Companies

Who Are The Participants?Who Are The Participants? An influential group of companies An influential group of companies

interested in enabling new product interested in enabling new product opportunities in the home automation, opportunities in the home automation, control, and networking areacontrol, and networking area

A diverse group of companies, with A diverse group of companies, with hardware and software expertise, hardware and software expertise, representing:representing: PCs, software applications, and peripheralsPCs, software applications, and peripherals Consumer electronics and entertainmentConsumer electronics and entertainment Home HVAC and securityHome HVAC and security Home lightingHome lighting Home automation and controlHome automation and control

The Home API Is…The Home API Is… A service running in Windows A service running in Windows

Allowing for discovery, and control of Allowing for discovery, and control of home devices by Windows applicationshome devices by Windows applications

Network and protocol agnosticNetwork and protocol agnostic A framework for device namespaceA framework for device namespace A runtime for installable A runtime for installable

home “behaviors”home “behaviors”

The Home API Is The Home API Is NotNot……

A network management serviceA network management service Directly involved with Media StreamingDirectly involved with Media Streaming

But, can be used to locate media streams But, can be used to locate media streams associated with devices in the homeassociated with devices in the home

Home API ServicesHome API Services Object creationObject creation

With discovery and controlWith discovery and control Property routesProperty routes

State change propagation State change propagation Events and subscriptionsEvents and subscriptions

Update on demandUpdate on demand ContainersContainers

Context, behavior encapsulationContext, behavior encapsulation AssociationsAssociations

Expose related componentsExpose related components Asynchronous operationsAsynchronous operations

Efficient, failure tolerantEfficient, failure tolerant

Home API Discovery Home API Discovery And ControlAnd Control Standard COM/OLE Standard COM/OLE

automation interfacesautomation interfaces Simple, centralized namespace Simple, centralized namespace

for devicesfor devices Regardless of connectivity methodRegardless of connectivity method

Notification of new devices and services Notification of new devices and services added to the systemadded to the system

Network and protocol agnosticNetwork and protocol agnostic Network or bus connectivity model left Network or bus connectivity model left

to Service Providersto Service Providers

HomeHome

DenDenLiving RoomLiving Room

TVTV LightLight LightLight PhonePhone

Namespace FrameworkNamespace FrameworkFor home control devices For home control devices and servicesand services Designed to mirror home topographiesDesigned to mirror home topographies Scope devices to actual locations in the homeScope devices to actual locations in the home

E.g.,“home.den.light”E.g.,“home.den.light”

Runtime For Installable Runtime For Installable Home BehaviorHome Behavior Home’s “Behaviors” can be contained Home’s “Behaviors” can be contained

completely in the Home API processcompletely in the Home API process Use “Routes” to describe a relationship Use “Routes” to describe a relationship

between two objects propertiesbetween two objects properties ““mySwitch.Power - myLight.Brightness”mySwitch.Power - myLight.Brightness” More on this in next talkMore on this in next talk

Home APIHome API

Client ApplicationClient Application

““Cool New Stuff”Cool New Stuff”Service ProviderService Provider

13941394Service ProviderService Provider

X-10X-10Service ProviderService Provider

Home API Home API ArchitectureArchitecture LayeredLayered Extensible via Extensible via

installable installable ““Service Providers”Service Providers”

Service ProvidersService Providers Service Providers supply object Service Providers supply object

instances to Home APIinstances to Home API E.g.. MyLightSwitchE.g.. MyLightSwitch

Home API supplies wrapped instances Home API supplies wrapped instances to clientsto clients

Clients may be other Service ProvidersClients may be other Service Providers E.g., Scene managers, Smart ContainersE.g., Scene managers, Smart Containers

Service ProvidersService Providers Implement COM classes that expose:Implement COM classes that expose:

IHomeControlObjectIHomeControlObject IpersistPropertyBagIpersistPropertyBag

Hides network interface detailsHides network interface details Matches events to subscriptionsMatches events to subscriptions

For event signalingFor event signaling Responsible for adding and removing Responsible for adding and removing

Home API objects as devices come Home API objects as devices come and goand go

Must handle hot Plug and PlayMust handle hot Plug and Play


Home API Working GroupHome API Working Group What is Home API?What is Home API? Home API and Universal Home API and Universal

Plug and Play, 1394Plug and Play, 1394 SummarySummary


IP Home NetworksIP Home NetworksUsing HomePNA, Ethernet, Wireless, 1394, etc.Using HomePNA, Ethernet, Wireless, 1394, etc.

Universal Plug and Play Service ProviderUniversal Plug and Play Service Provider

InternetInternetE.g., Broadband shared via NATE.g., Broadband shared via NAT

Home APIHome API

Windows Home ApplicationsWindows Home Applications

Home API And Home API And Universal Plug And PlayUniversal Plug And Play

IP-based devices and servicesIP-based devices and servicesDirectly connected and proxiedDirectly connected and proxied

Home APIHome API

UPnP Service UPnP Service ProviderProvider

1394 Devices1394 Devices

Windows Home ApplicationsWindows Home Applications

Non-IP 1394Non-IP 1394Service ProvidersService Providers

AV/C, HAVi, etc.AV/C, HAVi, etc.

IEEE 1394IEEE 1394

IP over 1394IP over 1394

Home API And IEEE 1394Home API And IEEE 1394

Home API And HAViHome API And HAVi Easily extensible Easily extensible

for Home APIfor Home API Complementary Complementary

to Home APIto Home API HAVi devices available HAVi devices available

to Home APIto Home API

Home APIHome API

Home API to HAViHome API to HAViService ProviderService Provider

HAViHAVi

Home API To HAVi Home API To HAVi Service ProviderService Provider

Tracks devices on Tracks devices on 1394 network1394 network

Installs/Removes objects Installs/Removes objects to HAPIto HAPI

Installs DCMs in HAVi Installs DCMs in HAVi devices as neededdevices as needed

Interacts with other Interacts with other HAVi componentsHAVi components

HAViHAViService ProviderService Provider

HAVi DeviceHAVi DeviceHome API Home API ApplicationApplication

Home APIHome API

COMCOM

13941394

1394 To IP Gateway1394 To IP Gateway Gateway in Set Top box Gateway in Set Top box

or similar deviceor similar device ARP, RARP equivalentARP, RARP equivalent Work with “legacy” Work with “legacy”

TCP/IP Network alsoTCP/IP Network also SNMP supportSNMP support Cooperates with HAPI Cooperates with HAPI

Service ProviderService Provider

1394/IP1394/IPGatewayGateway

IPIP

1394 Ring1394 Ring

Home APIHome APIPCPC

www.homeapi.orgwww.homeapi.org

Home API SummaryHome API Summary Open industry effort, 31 participants to dateOpen industry effort, 31 participants to date Service provider architecture for Service provider architecture for

home automationhome automation Network and protocol independentNetwork and protocol independent Complements Universal Plug and Play, HAVi, Complements Universal Plug and Play, HAVi,

and other device control modelsand other device control models Leverages PC intelligence for more flexible, Leverages PC intelligence for more flexible,

simpler home control scenariossimpler home control scenarios Without making home devices dependent on PCsWithout making home devices dependent on PCs

Begin planning migration from proprietary Begin planning migration from proprietary APIs nowAPIs now

home api a network-independent home control architecture maurice bizzarri software director...

Documents

home api overviewhome

home apiapi

home device functions

windowshome api

ce control app

small appl control appx

new areas

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