# ZF

Definition from Wiktionary, the free dictionary

*See also:*

**zF**

## Contents

## Translingual[edit]

### Symbol[edit]

**ZF**

- (metrology) Symbol for the
**zettafarad**, an SI unit of electrical capacitance equal to 10^{21}farads.

## English[edit]

### Initialism ^{[please replace this header]}[edit]

**ZF**

- (set theory) Zermelo-Fraenkel set theory, without the axiom of choice.
- (telecommunications, signal processing) zero force
**2008**, Byeong Gi Lee, Sunghyun Choi,*Broadband Wireless Access and Local Networks*- In the case of the
**ZF**detector, we suppress the interference among the transmit streams by multiplying the received signal vector y with the Moore-Penrose pseudo-inverse of the channel matrix […]

- In the case of the
**2010**, Dayan Adionel Guimaraes,*Digital Transmission*(page 348)- However, due to its simplicity,
**ZF**equalization is a good choice when the channel is known and fixed, and also when there is no frequency notch in the channel frequency response […]

- However, due to its simplicity,
**2013**,*Academic Press Library in Signal Processing*(page 308)- Thus, the importance of the upper bound is in showing that even in the most optimistic case, the achievable rate cannot exceed the
**ZF**rates by more than 10%.

- Thus, the importance of the upper bound is in showing that even in the most optimistic case, the achievable rate cannot exceed the