The method of notification channel information matrix number and dimension feedback means

The present invention discloses a method for notification channel feedback information matrix dimension, comprising: a sender in an implicit way and / or explicit feedback shall inform the recipient of the matrix dimension. The present invention also discloses a number of notification means feedback channel information matrix of dimension for realizing the method, the apparatus comprising: a notification unit, located in the sender for implicit way and / or explicit mode shall notify the recipient feedback dimension of the matrix. Channel information notification method of the present invention to support a plurality of user channel information measurement, allows users with different capabilities feedback channel information dimensions of the matrix at the request of the same channel measurement frame, improving the feedback quality and the number of feedback channel information matrix dimension efficiency, improve system performance.