Aspects of the subject disclosure may include, a system configured for generating a signal, and inducing, by a coupler, an electromagnetic wave that propagates along a physical transmission medium. The coupler can be configured to convert the signal into a plurality of wave modes that combine to form the electromagnetic wave having an electromagnetic field configuration that reduces leakage of the electromagnetic wave as the electromagnetic wave propagates along the physical transmission medium. Other embodiments are disclosed.

Aspects of the subject disclosure may include, a system configured for generating a signal, and inducing, by a coupler, an electromagnetic wave that propagates along a physical transmission medium. The coupler can be configured to convert the signal into a plurality of wave modes that combine to form the electromagnetic wave having an electromagnetic field configuration that reduces leakage of the electromagnetic wave as the electromagnetic wave propagates along the physical transmission medium. Other embodiments are disclosed.

A dual-frequency band coupled line directional coupler is configured to provide an enhanced insertion loss level. The directional coupler includes an input port, an output port, a coupled port, a termination port, and a capacitor element. A first track connects the input port to the output port and a second track, which may be substantially parallel to the first track, connects the termination port to the coupled port. A spacing between the capacitor element and the first track is configured to provide the enhanced insertion loss level between the input port and the output port.

A node of a radio frequency waveguide system can include a waveguide interface, a signal splitter, a power rectifier and conditioner, a communication filter, and a network processor. The waveguide interface is configured to communicate through a waveguide in the radio frequency waveguide system. The signal splitter is configured to split a radio frequency transmission received at the waveguide interface between a power path and a communications path within the node. The power rectifier and conditioner are configured to produce a conditioned power signal based on power received through the power path. The communication filter of the communications path is configured to produce a filtered communication signal. The network processor is powered by the conditioned power signal and configured to extract encoded information from the filtered communication signal.

A wireless access point device includes a main frame, an antenna module, a signal transceiving element, an unlocking assembly and a fastener. The main frame includes a casing and a first connection portion formed with a fastening recess, connected to the casing and communicates with the internal space. The signal transceiving element is located in the casing. The antenna module includes a waveguide and a second connection portion disposed on one end of the waveguide. The second connection portion is detachably connected to the first connection portion to couple to the signal transceiving element. The unlocking assembly is movably located in the fastening recess. The fastener includes a buckle, and an elastic member that is connected to the second connection portion and the buckle. The antenna module is fixed on the main frame when the buckle is inserted into the fastening recess.

A wireless access point device includes a main frame, an antenna module, a signal transceiving element, an unlocking assembly and a fastener. The main frame includes a casing and a first connection portion formed with a fastening recess, connected to the casing and communicates with the internal space. The signal transceiving element is located in the casing. The antenna module includes a waveguide and a second connection portion disposed on one end of the waveguide. The second connection portion is detachably connected to the first connection portion to couple to the signal transceiving element. The unlocking assembly is movably located in the fastening recess. The fastener includes a buckle, and an elastic member that is connected to the second connection portion and the buckle. The antenna module is fixed on the main frame when the buckle is inserted into the fastening recess.

A Communication System includes a first power supply channel including a first impedance and a second impedance, and configured to transfer electrical power from a first power source to a first load. The first power supply channel is configured to electrically couple to the first power source via a first common mode choke. The communication system also includes a second power supply channel comprising a third impedance and a fourth impedance, and configured to transfer electrical power from a second power source to a second load. The second power supply channel is configured to electrically couple to the second power source via a second common mode choke. The communication system further includes a first transceiver comprising a first output pin electrically coupled to the first power supply channel and a second output pin electrically coupled to the second power supply channel at a first end of the communication system.

Aspects of the subject disclosure may include, for example, a system for exchanging electrical signals and guided electromagnetic waves between customer premises equipment and service provider equipment to provide uplink and/or downlink communication services. Other embodiments are disclosed.

Aspects of the subject disclosure may include, for example, a system for exchanging electrical signals and guided electromagnetic waves between customer premises equipment and service provider equipment to provide uplink and/or downlink communication services. Other embodiments are disclosed.

A feed network arrangement for generating a multi-antennae signal includes a plurality of coupler devices coupled to one another in waveguide technique, and a plurality of adjustable length of line devices. At least one of the plurality of adjustable length of line devices is coupled to at least one of the plurality of coupler devices, where the one of the plurality of adjustable length of line device is configured to calibrate an electrical length of a supply line of the at least one of the plurality of coupler devices, In addition, the plurality of coupler devices are arranged such that a plurality of inputs of the feed network arrangement are disposed on a first side of the feed network arrangement and a plurality of outputs of the feed network arrangement are disposed on a second side of the feed network arrangement.