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Application filed by Kei-Ren WangfiledCriticalKei-Ren Wang
Priority to TW098218505UpriorityCriticalpatent/TWM390687U/en
Publication of TWM390687UpublicationCriticalpatent/TWM390687U/en
A mobile phone handset case, with incoming call alert function consists of mobile phone handset case main part, circuit and housing, RF receiving element, RF detector and light emission element. The RF receiving element receive the up-link RF signal coming from the radiation of mobile phone handset antenna; the RF detector detects the RF signal coming from the RF receiving elements; the light emission element is driven by the RF detector output pulsed direct current and then the light emission element lit to alert the user for the incoming call of the cellular mobile communication.
TW098218505U2009-10-082009-10-08The case of mobile phone handset with incoming call alert function
TWM390687U
(en)