International
Electrotechnical
Commission
International Standards and Conformity Assessment
for all electrical, electronic and related technologies
TC 49 |
Piezoelectric, dielectric and electrostatic devices and associated materials for frequency control, selection and detection |
TC 49 Subcommittee(s) and/or Working Group(s)
Label |
Title |
|---|---|
| Working Groups | |
| WG 1 | Piezoelectric crystal and ceramic devices |
| WG 5 | Materials for frequency control, selection and detection |
| WG 6 | Measuring methods |
| WG 7 | Quartz crystal controlled oscillators |
| WG 9 | Enclosures and related technologies |
| WG 10 | Surface acoustic wave (SAW) and dielectric devices |
| WG 11 | Glossary and IEV |
| WG 12 | MEMS devices for frequency control, selection and detection |
TC 49 Membership
 Country | Country Code  | P/O Status | IEC Membership |
|---|---|---|---|
AT | O-Member | Full Member | |
BE | O-Member | Full Member | |
BG | O-Member | Full Member | |
CN | P-Member | Full Member | |
CZ | O-Member | Full Member | |
DK | O-Member | Full Member | |
FI | O-Member | Full Member | |
FR | O-Member | Full Member | |
DE | P-Member | Full Member | |
HU | O-Member | Full Member | |
IN | P-Member | Full Member | |
IT | O-Member | Full Member | |
JP | P-Member | Full Member | |
KR | P-Member | Full Member | |
NZ | O-Member | Full Member | |
NO | O-Member | Full Member | |
PL | O-Member | Full Member | |
RO | O-Member | Full Member | |
RU | P-Member | Full Member | |
RS | P-Member | Full Member | |
ES | O-Member | Full Member | |
SE | O-Member | Full Member | |
UA | O-Member | Full Member | |
GB | P-Member | Full Member | |
US | P-Member | Full Member |
Facts and figures
Secretariat | Japan |
|---|---|
Participating countries | 9 |
Observer Countries | 16 |
TC 49 Officers
Chairman | Mr Gary R. Johnson (US) Term of office : 2016-05 | |
|---|---|---|
Secretary | Mr Toshihiro Kojima (JP) | |
Assistant Secretary | Mr Yasushi Yamamoto (JP) | |
Technical Officer | Ms Suzanne Yap Geok Sim |
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TC 49 Liaisons
Committee |
Description |
|---|---|
| Internal IEC Liaison | |
| TC 1 | Terminology |
| SC 3C | Graphical symbols for use on equipment |
| SC 47F | Micro-electromechanical systems |
| TC 91 | Electronics assembly technology |
| Liaison ISO | |
| ISO/TC 114 | Horology |