摘要 |
A wireless electronic shelf label (100) having a layered structure includes a display layer (101) including display material, a backplane material structure with an antenna (202), and a circuit board arrangement with control electronics for controlling the operation of the label, such as the display and the radio communication, and a resilient layer having a space for a rigid component, such as a battery, wherein said resilient layer is arranged to provide a substantially even total thickness of said label (100), wherein the radio communication control further comprises a device for radio frequency communication via modulated backscatter with at least one detector diode (205), and, wherein the detector diode is connected to the antenna in at least one antenna connection point where the antenna signal has its maximum or at least near maximum. |