The method involves connecting back-up capacitor (2) in parallel with a load (3). The load for the load current (IL) is received during the period of the load pulse took charge from the storage capacitor according to the load pulse recovery phase and durat...

The holder (1) has a battery including a battery support surface (5) and an antenna including an antenna support surface (10). The antenna support surface is provided at a carrier (6) to be connected with the battery support surface, so that a receiving ch...

The method involves supplying voltage to a power supply terminal (5) of a microprocessor (2) and a transceiver (3) of the battery-powered device from a battery (B1) when the supply voltage is equal to or greater than threshold voltage. Another battery (B2)...