Com21
E187381
Com21 was a pioneering telecommunications company known for developing early cable modem and broadband access technologies in the 1990s.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Com21 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1662524 — 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: Com21 Context triple: [Paul Baran, founded, Com21]
-
A.
ExCom
ExCom is the Executive Committee of the UNHCR High Commissioner’s Programme, the main intergovernmental body that advises on and approves the agency’s policies and budget for refugee protection and assistance.
-
B.
Proteus
Proteus is the nickname of Charles Proteus Steinmetz, a pioneering German-American electrical engineer and mathematician renowned for his foundational work in alternating current (AC) power systems.
-
C.
Proteus
Proteus is one of Neptune’s largest irregularly shaped moons, known for its dark surface and heavily cratered, ancient terrain.
-
D.
Proteus
Proteus is an experimental high-altitude, long-endurance aircraft designed by Scaled Composites for telecommunications, reconnaissance, and research missions.
-
E.
B Reactor
B Reactor is the world’s first full-scale plutonium production reactor, built during the Manhattan Project at the Hanford Site in Washington State.
- 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: Com21 Target entity description: Com21 was a pioneering telecommunications company known for developing early cable modem and broadband access technologies in the 1990s.
-
A.
ExCom
ExCom is the Executive Committee of the UNHCR High Commissioner’s Programme, the main intergovernmental body that advises on and approves the agency’s policies and budget for refugee protection and assistance.
-
B.
Proteus
Proteus is the nickname of Charles Proteus Steinmetz, a pioneering German-American electrical engineer and mathematician renowned for his foundational work in alternating current (AC) power systems.
-
C.
Proteus
Proteus is an experimental high-altitude, long-endurance aircraft designed by Scaled Composites for telecommunications, reconnaissance, and research missions.
-
D.
Proteus
Proteus is one of Neptune’s largest irregularly shaped moons, known for its dark surface and heavily cratered, ancient terrain.
-
E.
B Reactor
B Reactor is the world’s first full-scale plutonium production reactor, built during the Manhattan Project at the Hanford Site in Washington State.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
defunct company
ⓘ
telecommunications company ⓘ |
| activeInDecade | 1990s ⓘ |
| businessModel | selling broadband access equipment to network operators ⓘ |
| contributedTo | early deployment of residential broadband over cable ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| era | early commercial broadband internet era ⓘ |
| industry |
broadband access equipment
ⓘ
cable modem equipment ⓘ telecommunications ⓘ |
| knownFor |
broadband access solutions
ⓘ
cable data networking systems ⓘ developing early cable modem technologies ⓘ |
| market |
North America
ⓘ
international cable broadband markets ⓘ |
| notableFor | being a pioneer in cable modem technology in the 1990s ⓘ |
| productType |
broadband access platforms
ⓘ
cable modem termination systems ⓘ cable modems ⓘ |
| servedIndustry |
cable television operators
ⓘ
internet service providers ⓘ |
| status | no longer operating ⓘ |
| targetCustomers |
broadband network operators
ⓘ
cable multiple-system operators ⓘ |
| technologyDomain | DOCSIS and pre-DOCSIS cable data technologies ⓘ |
| technologyFocus | high-speed data over hybrid fiber-coax networks ⓘ |
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: Com21 Description of subject: Com21 was a pioneering telecommunications company known for developing early cable modem and broadband access technologies in the 1990s.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.