{
	"id": "BroadcastService.json",
	"title": "Broadcast Service",
	"description": "A delivery service through which content is provided via broadcast over the air or online.",
	"media": {"type": "application/json;profile=http://schema.org/BroadcastService"},
	"allOf": [{"$ref": "Thing.json"}, {"$ref": "Intangible.json"}, {"$ref": "Service.json"}],
	"type": "object",
	"properties": {
		"broadcastAffiliateOf": {"$ref": "Organization.json#/definitions/possibleRef"},
		"broadcastDisplayName": {"$ref": "#/definitions/broadcastDisplayName"},
		"broadcastFrequency": {"$ref": "#/definitions/broadcastFrequency"},
		"broadcastTimezone": {"$ref": "#/definitions/broadcastTimezone"},
		"broadcaster": {"$ref": "Organization.json#/definitions/possibleRef"},
		"callSign": {
			"oneOf": [
				{
					"type": "array",
					"items": {"$ref": "#/definitions/callSign"}
				},
				{"$ref": "#/definitions/callSign"}
			]
		},
		"hasBroadcastChannel": {"$ref": "BroadcastChannel.json#/definitions/possibleRefArray"},
		"parentService": {"$ref": "BroadcastService.json#/definitions/possibleRefArray"},
		"videoFormat": {"$ref": "#/definitions/videoFormat"}
	},
	"definitions": {
		"array": {
			"type": "array",
			"items": {"$ref": "#"}
		},
		"possibleRef": {
			"oneOf": [
				{"$ref": "#"},
				{
					"type": "string",
					"format": "uri",
					"links": [{
						"rel": "full",
						"href": "{+$}"
					}]
				}
			]
		},
		"possibleRefArray": {
			"oneOf": [
				{
					"type": "array",
					"items": {"$ref": "#/definitions/possibleRef"}
				},
				{
					"type": "string",
					"format": "uri",
					"links": [{
						"rel": "full",
						"href": "{+$}"
					}]
				}
			]
		},
		"broadcastDisplayName": {
			"title": "Broadcast Display Name",
			"description": "The name displayed in the channel guide. For many US affiliates, it is the network name.",
			"type": "string"
		},
		"broadcastFrequency": {
			"title": "Broadcast Frequency",
			"description": "The frequency used for over-the-air broadcasts. Numeric values or simple ranges e.g. 87-99. In addition a shortcut idiom is supported for frequences of AM and FM radio channels, e.g. \"87 FM\".",
			"anyOf": [{"type": "string"}, {"$ref": "BroadcastFrequencySpecification.json#/definitions/possibleRef"}]
		},
		"broadcastTimezone": {
			"title": "Broadcast Timezone",
			"description": "The timezone in ISO 8601 format for which the service bases its broadcasts",
			"type": "string"
		},
		"callSign": {
			"title": "Call Sign",
			"description": "A callsign, as used in broadcasting and radio communications to identify people, radio and TV stations, or vehicles.",
			"type": "string"
		},
		"videoFormat": {
			"title": "Video Format",
			"description": "The type of screening or video broadcast used (e.g. IMAX, 3D, SD, HD, etc.).",
			"type": "string"
		}
	}
}