Board meeting practical issues

u/s 173(3) meeting of the Board may be called at shorter notice to transact urgent business subject to the condition that at least one independent director, if any, shall be present at the meeting: Provided further that in case of absence of independent directors from such a meeting of the Board, decisions taken at such a meeting shall be circulated to all the directors and shall be final only on ratification thereof by at least one independent director, if any.

u/s 174 Where a meeting of the Board could not be held for want of quorum, then, unless the articles of the company otherwise provide, the meeting shall automatically stand adjourned to the same day at the same time and place in the next week or if that day is a national holiday, till the next succeeding day, which is not a national holiday, at the same time and place.

Originally posted by : Ruchika Somani
	u/s 173(3) meeting of the Board may be called at shorter notice to transact urgent business subject to the condition that at least one independent director, if any, shall be present at the meeting: Provided further that in case of absence of independent directors from such a meeting of the Board, decisions taken at such a meeting shall be circulated to all the directors and shall be final only on ratification thereof by at least one independent director, if any. u/s 174 Where a meeting of the Board could not be held for want of quorum, then, unless the articles of the company otherwise provide, the meeting shall automatically stand adjourned to the same day at the same time and place in the next week or if that day is a national holiday, till the next succeeding day, which is not a national holiday, at the same time and place.

In the register of attendance and in the minutes we have shown the presence of independent director. 
This is enough for calling meeting at shorter notice or any other document will be required to be signed by the Directors?