Abstract: A communication device includes a first radio frequency circuit; a plurality of second radio frequency circuits; and a power division/combination network, including a signal combining port and a plurality of signal dividing ports, where the signal combining port is coupled to the first radio frequency circuit, and the plurality of signal dividing ports is coupled to the plurality of second radio frequency circuits. The power division/combination network includes a power divider/combiner. Two ends of a first signal transmission network in the power divider/combiner are coupled to a common port and a first dividing port respectively, two ends of a second signal transmission network are coupled to the common port and a second dividing port respectively, and a mode tuning circuit is coupled to the first signal transmission network.

Abstract: A transformer includes a first inductor and a second inductor that are coupled to each other. The first inductor includes a plurality of parallel-connected induction coils. The second inductor includes a plurality of serial-connected induction coils. At least one of the plurality of parallel-connected induction coils and at least one of the plurality of serial-connected induction coils are adjacently disposed in a coupling manner.

Abstract: Embodiments of this application relate to an integrated circuit, a chip, and a terminal, and relate to the field of circuit technologies. An example integrated circuit includes a first inductor and a second inductor. The first inductor includes a first coil, and the first coil is a loop having a first opening. The second inductor includes a second coil and a third coil that are connected in series, and the second coil has a second opening. A magnetic field direction of the second coil is opposite to a magnetic field direction of the third coil. The second coil and the third coil are nested in the first coil, and the first inductor is not in direct contact with the second inductor.

Abstract: The present disclosure relates to a method and apparatus for interacting with an application program, and an electronic device. The method includes: playing back multimedia content of a target object; and displaying, in a playback page for the multimedia content, an interaction component of the target object. The interactive component comprises: an integrated interactive card and action button. The interactive card is used for describing introductory content of the target object. The introductory content of the target object comprises: the icon of the target object, first basic information of the target object, and extension information of the target object. The action button is used for providing an entry to an interactive page of the target object.

Abstract: The present disclosure relates to multi-chip apparatuses and electronic devices. One example multi-chip apparatus includes a first chip with a first internal signal generator and a first frequency multiplier, and a second chip with a second internal signal generator and a second frequency multiplier. The second frequency multiplier includes a first receiving circuit, a second receiving circuit, and a load circuit, where an input end of the first receiving circuit is coupled to an output end of the first internal signal generator, an input end of the second receiving circuit is coupled to an output end of the second internal signal generator, and an output end of the first receiving circuit and an output end of the second receiving circuit are coupled to an input end of the load circuit.