A pyro electricity coping conductive wiring pattern is provided in {TAIL ~ a region} of the substrate other than the SAW guide and neutralizes {HEAD ~ polarization charge} generated on a surface of the substrate 
A pyro electricity coping conductive wiring pattern is provided in { TAIL ~ a region } of the substrate other than the SAW guide and neutralizes { HEAD ~ polarization charge } generated on a surface of the substrate
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH