EP 3224946 A1 20171004 - BAW RESONATOR WITH REDUCED HEAT BUILD-UP, HF FILTER COMPRISING BAW RESONATOR, DUPLEXER COMPRISING HF FILTER, AND PRODUCTION METHOD
Title (en)
BAW RESONATOR WITH REDUCED HEAT BUILD-UP, HF FILTER COMPRISING BAW RESONATOR, DUPLEXER COMPRISING HF FILTER, AND PRODUCTION METHOD
Title (de)
BAW-RESONATOR MIT VERRINGERTER EIGENERWÄRMUNG, HF-FILTER MIT BAW-RESONATOR, DUPLEXER MIT HF-FILTER UND VERFAHREN ZUR HERSTELLUNG
Title (fr)
RÉSONATEUR BAW À ÉCHAUFFEMENT PROPRE RÉDUIT, FILTRE HF ÉQUIPÉ D'UN RÉSONATEUR BAW, DUPLEXEUR ÉQUIPÉ D'UN FILTRE HF ET PROCÉDÉ DE FABRICATION
Publication
Application
Priority
- DE 102014117238 A 20141125
- EP 2015076197 W 20151110
Abstract (en)
[origin: WO2016083121A1] The invention relates to a BAW resonator with reduced heat build-up. The heat build-up is reduced by a thermal bridge which dissipates heat from the electro-acoustically active region to a support substrate, without impairing the acoustics of the resonator.
IPC 8 full level
H03H 9/02 (2006.01); H03H 9/17 (2006.01); H10N 30/05 (2023.01)
CPC (source: CN EP US)
H03H 9/02102 (2013.01 - CN EP US); H03H 9/175 (2013.01 - CN EP US); H03H 9/706 (2013.01 - US); H10N 30/05 (2023.02 - US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
DE 102014117238 A1 20160525; DE 102014117238 B4 20171102; CN 107005220 A 20170801; CN 107005220 B 20200508; EP 3224946 A1 20171004; JP 2017536049 A 20171130; JP 6668347 B2 20200318; US 10298202 B2 20190521; US 2017272053 A1 20170921; WO 2016083121 A1 20160602
DOCDB simple family (application)
DE 102014117238 A 20141125; CN 201580061603 A 20151110; EP 15791317 A 20151110; EP 2015076197 W 20151110; JP 2017527692 A 20151110; US 201515528713 A 20151110