P

Inventor

DAI JI-DONG

CA5 patents
⚠️ This page may combine multiple inventors who share the name “DAI JI-DONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NORTHERN TELECOM LTD

4 patents
US5790000AAug 4, 1998

Cascaded surface wave device filters providing balanced and unbalanced signal connections

NORTHERN TELECOM LTD88 citations93
US5835990ANov 10, 1998

Longitudinally coupled double mode surface wave resonators

NORTHERN TELECOM LTD78 citations91
US5821834AOct 13, 1998

Surface wave device with capacitance

NORTHERN TELECOM LTD26 citations89
US5896071AApr 20, 1999

Surface wave device balun resonator filters

NORTHERN TELECOM LTD21 citations87

NORTEL NETWORKS CORP

1 patent
US5972568AOct 26, 1999

Method of making surface wave devices

NORTEL NETWORKS CORP13 citations65