The logo used in the idents of the channel shows that.
Even their microphone cover too. But TMC News graphics doesn't feel like Globo's Jornal Nacional. Globo has its own font, similar to Australia's WIN's logo. Even Globo didn't even had their own watermark back then, other than the live graphic at the top right (the Globo logo at the top with "vivo" at the bottom with a thick line in the middle).
True. But that open for
was basically a reworked version of the 1983 opening sequence for
, Globo's Sunday magazine show.
Meanwhile, the original opening sequence for
And where it came from, the 1982 open for
Jornal da Globo
, the Brazilian network's late newscast: