Your theory may be acceptable for Asianet Plus, Suvarna Plus, Star World.
But not applicable for Star Plus, Star Sports channels. Dont know why logos are removed.
Kairali, Kairali people, Kairali WE, Kairali Arabia - CPI(M) controlled. JAI HIND - INC controlled. JANAM - RSS/ BJP controlled. Media One, Media One Life - Jamat e Islami controlled. Reporter - CPI(M) favoured. Run by CPI(M) MLA candidate. Asianet News - Owned by BJP MP but channel policy is not pro-BJP. Mathrubhumi News - Owned by LJD MP partnering left front, but channel mostly neutral.