HDMI-CEC
E72075
HDMI-CEC is a feature of HDMI that allows interconnected devices to control each other’s basic functions over a single HDMI cable, enabling unified remote control and coordinated power and playback.
All labels observed (6)
How this entity was disambiguated
This entity first appeared as the object of triple T575312 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: HDMI-CEC Context triple: [Android TV, supports, HDMI-CEC]
-
A.
MHL
MHL is the three-letter ISO 3166-1 alpha-3 country code representing the Republic of the Marshall Islands.
-
B.
Bravia
Bravia is Sony's line of high-definition televisions and display products known for their advanced picture and sound technologies.
-
C.
DisplayPort
DisplayPort is a digital display interface standard used to transmit high-definition video and audio from a source device to a monitor or other display.
-
D.
Fire TV
Fire TV is Amazon’s digital media platform and line of streaming devices that let users watch online video, use apps, and access Alexa on their televisions.
-
E.
Android TV
Android TV is a smart TV platform by Google that brings the Android operating system and Google Play apps to televisions and streaming devices.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: HDMI-CEC Target entity description: HDMI-CEC is a feature of HDMI that allows interconnected devices to control each other’s basic functions over a single HDMI cable, enabling unified remote control and coordinated power and playback.
-
A.
MHL
MHL is the three-letter ISO 3166-1 alpha-3 country code representing the Republic of the Marshall Islands.
-
B.
Bravia
Bravia is Sony's line of high-definition televisions and display products known for their advanced picture and sound technologies.
-
C.
DisplayPort
DisplayPort is a digital display interface standard used to transmit high-definition video and audio from a source device to a monitor or other display.
-
D.
Fire TV
Fire TV is Amazon’s digital media platform and line of streaming devices that let users watch online video, use apps, and access Alexa on their televisions.
-
E.
Android TV
Android TV is a smart TV platform by Google that brings the Android operating system and Google Play apps to televisions and streaming devices.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
HDMI feature
ⓘ
consumer electronics control standard ⓘ |
| abbreviationOf |
HDMI-CEC
self-linksurface differs
ⓘ
surface form:
Consumer Electronics Control
|
| communicationType | single-wire bidirectional serial bus ⓘ |
| dataRate | about 1 kbit/s ⓘ |
| developedFor | HDMI ⓘ |
| enables |
control of multiple HDMI devices with a single remote
ⓘ
coordinated playback control between devices ⓘ coordinated power on and power off between devices ⓘ sending control commands over HDMI cable ⓘ |
| fullName |
HDMI-CEC
self-linksurface differs
ⓘ
surface form:
High-Definition Multimedia Interface – Consumer Electronics Control
|
| hasLimit | maximum of 15 logical devices on a CEC bus ⓘ |
| improvedIn |
HDMI 1.2 specification
ⓘ
HDMI ⓘ
surface form:
HDMI 1.3 specification
HDMI 1.4 specification ⓘ HDMI 2.0 specification ⓘ |
| introducedIn | HDMI 1.0 specification ⓘ |
| isBackwardCompatibleWith | earlier HDMI versions that include CEC support ⓘ |
| isOptionalIn | HDMI specification ⓘ |
| limitation |
not all HDMI devices fully implement all CEC features
ⓘ
vendor-specific implementations may be incompatible ⓘ |
| marketedAs |
Anynet+
ⓘ
Aquos Link ⓘ Bravia ⓘ
surface form:
Bravia Sync
CEC Control ⓘ EasyLink ⓘ REGZA ⓘ
surface form:
Regza Link
Simplink ⓘ Viera Link ⓘ |
| partOf | HDMI specification ⓘ |
| physicalLayer | uses HDMI pin 13 ⓘ |
| requires |
CEC enabled in device settings
ⓘ
CEC support in each connected device ⓘ |
| signalVoltage | approximately 3.3 volts ⓘ |
| standardizedBy | HDMI Licensing Administrator, Inc. ⓘ |
| supports |
OSD display of device names
ⓘ
audio system control ⓘ deck control ⓘ device menu control ⓘ one-touch play ⓘ remote control pass-through ⓘ routing control ⓘ system audio mode ⓘ system standby ⓘ timer programming in some implementations ⓘ tuner control ⓘ |
| topology | bus topology shared by all HDMI devices in a chain ⓘ |
| typicalUseCase |
TV controlling a Blu-ray player
ⓘ
TV controlling an AV receiver volume ⓘ game console turning TV on and switching input ⓘ |
| uses |
logical addresses for devices
ⓘ
opcodes to define commands ⓘ |
| usesMedium | HDMI cable ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: HDMI-CEC Description of subject: HDMI-CEC is a feature of HDMI that allows interconnected devices to control each other’s basic functions over a single HDMI cable, enabling unified remote control and coordinated power and playback.
Referenced by (18)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
High-Definition Multimedia Interface – Consumer Electronics Control
this entity surface form:
Consumer Electronics Control
this entity surface form:
HDMI Consumer Electronics Control (CEC)
this entity surface form:
Consumer Electronics Control
this entity surface form:
Consumer Electronics Control
this entity surface form:
Panasonic HDMI-CEC
this entity surface form:
Philips HDMI-CEC feature
this entity surface form:
Consumer Electronics Control
this entity surface form:
Consumer Electronics Control
this entity surface form:
Consumer Electronics Control