Suppression of Noise to Obtain a High-Performance Low-Cost Optical Encoder

Table 2

Qualitative comparison chart between encoder types including the proposed.

	HP-LCE	Polyphase	Conv-enc
Operational flexibility	High	High	Low
Factory costs	Low	Low	Medium to high
Manufacturing complexity	Low	Low	High
Mechanical wear	Low	Low	Low
Initial condition detection	Yes	Yes	Inc-no; Abs-yes
Confidence level	High	High	High
MRS (or MRF)	High	High	Medium to high
Compatible with any DAC	Yes	Yes	No