DisplayPort Alt Mode

E49842

Display interface standard extension USB-C alternate mode

DisplayPort Alt Mode is a USB-C feature that allows a device to transmit native DisplayPort video and audio signals over a USB Type-C connector for direct connection to external displays.

Jump to: Surface forms Statements Referenced by

Observed surface forms (3)

Surface form	Occurrences
DisplayPort over USB-C (via iPhone 15 Pro)	1
DisplayPort over USB-C specification	1
USB-C DisplayPort Alt Mode	1

Statements (48)

Predicate	Object
instanceOf	Display interface standard extension ⓘ USB-C alternate mode ⓘ
alternativeTo	HDMI Alt Mode over USB-C ⓘ MHL Alt Mode over USB-C ⓘ
basedOnStandard	DisplayPort ⓘ
canOutputTo	DVI monitors via active conversion ⓘ DisplayPort monitors ⓘ HDMI monitors via active conversion ⓘ VGA monitors via active conversion ⓘ
canUseLaneConfiguration	2-lane DisplayPort plus USB 3.x data ⓘ 4-lane DisplayPort with reduced or no USB 3.x data ⓘ
coexistsWith	USB 2.0 data on separate pins ⓘ
compatibleWith	USB-C docking stations that support DisplayPort Alt Mode ⓘ USB-C to DisplayPort adapters ⓘ USB-C to HDMI adapters with DisplayPort-to-HDMI conversion chips ⓘ
definedBy	VESA ⓘ
enables	audio output over USB-C ⓘ direct connection to external displays ⓘ video output over USB-C ⓘ
introducedTo	enable display connectivity via a single USB-C port ⓘ
marketedAs	USB-C display output ⓘ
mayLimit	USB 3.x data bandwidth when using 4 DP lanes ⓘ
negotiatedOver	USB-C Configuration Channel (CC) pins ⓘ
physicalInterface	USB Type-C receptacle ⓘ
relatedStandard	DisplayPort Alt Mode self-linksurface differs ⓘ surface form: DisplayPort over USB-C specification USB Type-C ⓘ surface form: USB Type-C Alternate Mode specification
requires	display or adapter that accepts DisplayPort over USB-C ⓘ host device with DisplayPort Alt Mode support ⓘ
requiresCableType	USB-C cable with full high-speed lanes available ⓘ
requiresNegotiationProtocol	USB Power Delivery (PD) or USB-C configuration channel ⓘ
supportsBackwardCompatibility	with older DisplayPort displays via adapters ⓘ
supportsFeature	DisplayPort Multi-Stream Transport (MST) depending on device ⓘ HDCP content protection (via DisplayPort) ⓘ High dynamic range (HDR) depending on DisplayPort version ⓘ High-refresh-rate video output ⓘ High-resolution video output ⓘ
supportsSignalType	DisplayPort audio ⓘ DisplayPort video ⓘ
supportsTopology	multiple external displays via MST (depending on implementation) ⓘ single external display ⓘ
transportLayer	DisplayPort ⓘ surface form: DisplayPort protocol
usedIn	USB-C docking stations and hubs ⓘ laptops with USB-C display output ⓘ smartphones with desktop or screen-mirroring modes ⓘ tablets with USB-C display output ⓘ
usesConnectorType	USB Type-C ⓘ
usesPhysicalLayer	USB Type-C connector pins ⓘ
usesSignaling	DisplayPort main link lanes over USB-C high-speed pairs ⓘ

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

DisplayPort → hasVariant → DisplayPort Alt Mode ⓘ

this entity surface form: USB-C DisplayPort Alt Mode

DisplayPort Alt Mode → relatedStandard → DisplayPort Alt Mode self-linksurface differs ⓘ

this entity surface form: DisplayPort over USB-C specification

USB Type-C → supportsAlternateMode → DisplayPort Alt Mode ⓘ

Apple A17 Pro → supportsDisplayOutputStandard → DisplayPort Alt Mode ⓘ

this entity surface form: DisplayPort over USB-C (via iPhone 15 Pro)