Abstract: A network element of a cable television network includes at least a first and a second upstream amplifier stage, a first attenuator and a first equalizer between the first and the second amplifier stage, and a second attenuator after the second upstream amplifier stage in upstream signal path direction. A target value is determined for total attenuation of the components of the amplifier. The total attenuation is a sum of attenuations of the first attenuator, the first equalizer, and the second attenuator. The attenuation of the first equalizer is preset. The attenuation of the first attenuator is set to a maximum value such the sum of the attenuations of the first attenuator and the first equalizer is below a first threshold value. The attenuation of the second attenuator is set such that the total attenuation reaches the target value.

Abstract: A method and related apparatus for transferring data between a mobile communication unit and a plurality of access points, wherein each of said plurality of access points and said mobile communication unit is provided with a transceiver, said mobile communication unit being arranged to travel a predetermined route, the method comprising: adjusting transmission power of at least the transceiver of the mobile communication unit substantially to a maximum level; and attenuating transmission signal of each transceiver such that signal level of a received signal in a transmission between the mobile communication unit and each of the access points is more optimal, wherein the level of attenuation is set constant at least in the mobile communication unit.

Abstract: A connector suitable for being mounted on a coaxial cable comprising at least one metal braid layer surrounding inner parts of the cable and an outer insulating layer surrounding said at least one metal braid layer and a silicone sleeve arranged around the outer insulating layer wherein the connector comprises a ferrule to be arranged in electrical contact with said at least one metal braid layer, wherein said outer insulating layer of the cable is arranged to be stripped away for the length of said electrical contact, a base arranged cylindrically around said ferrule, and a collar arranged at least partially within said base and comprising a body configurable around the ferrule; wherein the body of the collar has a first outer diameter substantially the same as the diameter of the outer insulating layer of the coaxial cable; and the silicone sleeve is arranged, upon mounting the coaxial cable to the connector, between the base and the body of the collar for applying a pressure force to said at least one meta

Abstract: A network element of a cable television (CATV) network, comprising a first input for downstream signal transmission; a plurality of components arranged to form a downstream signal path, wherein at least one of said components is a downstream amplifier (330); a second input for upstream signal transmission; a plurality of components arranged to form an upstream signal path, wherein at least one of said components is an upstream amplifier (340); means (360) for inputting a control signal for adjusting one or more amplification parameters of the downstream amplifier; and means (350) for adjusting one or more amplification parameters of the upstream amplifier, wherein said one or more amplification parameters of the upstream amplifier are automatically calculated on the basis of the one or more amplification parameters of the downstream amplifier.

Abstract: A network element of a cable television (CATV) network, said network element comprising one or more amplifier units for amplifying downstream signal transmission for digital output into one or more output channels; means for detecting output power of all active digital output channels; means for providing a predetermined correlation between the detected output power of said active digital output channels and a corresponding minimum bias current for said one or more amplifier units; and means for adjusting the bias current of said one or more amplifier units on the basis of the predetermined correlation.

Abstract: A network element of a cable television (CATV) network, said network element comprising one or more amplifier units for amplifying downstream signal transmission for digital output into one or more output channels; means for detecting modulation error ratio (MER) of all active digital output channels; and means for reducing bias current of said one or more amplifier units from a predetermined value until the MER value reaches a predetermined minimum value.

Abstract: A network element of a cable television (CATV) network, said network element comprising one or more amplifier units for amplifying downstream signal transmission for digital output into one or more output channels; means for detecting output power of all active digital output channels; means for providing a predetermined correlation between the detected output power of said active digital output channels and a corresponding minimum bias current for said one or more amplifier units; and means for adjusting the bias current of said one or more amplifier units on the basis of the predetermined correlation.

Abstract: A method and relates apparatuses for detecting a link status on an Ethernet connection where at least part of a transmission path is implemented via a wireless connection, the first wireless link device performing: establishing a wireless connection to a second wireless link device; establishing a wired connection to a first Ethernet-compliant network device; sending a remote link status message indicating the status of the wired connection between the first wireless link device and the Ethernet-compliant network device repeatedly to the second wireless link device; monitoring a remote link status message received from the second wireless link device, said remote link status message indicating the status of the wired connection between the second wireless link device and a second Ethernet-compliant network device.

Abstract: A method for providing media content in a public transportation vehicle comprising a mobile router, the method comprising: receiving, in the mobile router, one or more media streams from a media source; monitoring first connection parameters relating to a first connection between the mobile router and the media source and second connection parameters relating to a second connection between the mobile router and one or more client devices; determining, on the basis of said first and second connection parameters, optimized stream configuration for each of said one or more media streams; and providing each of said one or more media streams only according to the optimized stream configuration to said one or more client devices.

Abstract: An arrangement for connecting a coaxial cable (500) to a connector, wherein the coaxial cable (500) comprises at least one metal braid layer (506) surrounding inner parts of the cable (500) and an outer insulating layer (508) surrounding said at least one metal braid layer (506); the connector comprises a ferrule (512) to be arranged in electrical contact with said at least one metal braid layer (506) and means (514, 516) for applying a pressure force (522) to the outer insulating layer (508) of the coaxial cable (500) in a position of said electrical contact; and a silicone sleeve (520) is arranged between said means (514, 516) for applying a pressure force (522) and the outer insulating layer (508) of the coaxial cable (500) in a position that, when said inner parts (502, 504) of the cable (500) are inserted within the ferrule (512), said pressure force (522) is applied to the silicone sleeve (508).

Abstract: A network element of a cable television (CATV) network, comprising a first input for downstream signal transmission; a plurality of components arranged to form a downstream signal path, wherein at least one of said components is a downstream amplifier (330); a second input for upstream signal transmission; a plurality of components arranged to form an upstream signal path, wherein at least one of said components is an upstream amplifier (340); means (360) for inputting a control signal for adjusting one or more amplification parameters of the downstream amplifier; and means (350) for adjusting one or more amplification parameters of the upstream amplifier, wherein said one or more amplification parameters of the upstream amplifier are automatically calculated on the basis of the one or more amplification parameters of the downstream amplifier.

Abstract: A network element (200) of a cable television (CATV) network, comprising an input (204) for upstream signal transmission; at least two diplex filters (210, 212, 214) configured to be connected to said input (204), a first diplex filter (210) comprising a bandpass filter for a first upstream frequency band and a second diplex filter (212) comprising a bandpass filter for a second upstream frequency band; a switch (208) for connecting one of said at least two diplex filters to said input; wherein the network element is configured to be remotely controlled by a headend of the CATV network for selecting the diplex filter.

Abstract: A network element of a cable television (CATV) network, said network element comprising a distributed access node unit comprising a core network interface for receiving downstream signals; one or more amplifier units for amplifying downstream signal transmission for output into one or more output channels; a digital predistorion functionality for supplying a predistorion signal into an input of at least one of the amplifier units for correcting non-linearity of the amplifier unit, wherein a sampling signal for adjusting a level of the predistorian signal is obtained from a sampling point common with at least one other functionality of the network element requiring a sampling signal.

Abstract: A network element of a cable television (CATV) network, said network element comprising one or more amplifier units for amplifying downstream signal transmission for output into one or more output channels; means for obtaining information about active output channels; and means for adjusting bias current of said one or more amplifier units on the basis of the information about the active output channels.

Abstract: A coaxial cable connector (510) for connecting a coaxial cable (512), wherein the connector (510) comprises a ferrule (510b) arranged to be configured in electrical contact with at least one metal braid layer of the coaxial cable (512), the ferrule (510b) comprising an elongated body for the electrical contact with said at least one metal braid layer of the coaxial cable, wherein the body is plated with tin or made of zinc or zinc alloy; and a base (510a) plated with nickel or nickel-tin or at least partly covered with a plastic.

Abstract: A method and related apparatus for providing information to information representation units, the method comprising: determining, in a network server, information to be provided to at least one information representation unit (200); transmitting the information to at least one mobile node (100) travelling on a predetermined route passing in the vicinity of said at least one information representation unit (202); and in response to the mobile node (100) approaching said at least one information representation unit, transmitting the information from a short-range low power transmitter (112) of the mobile node (100) to a short-range low power receiver (114) of the information representation unit (204).

Abstract: A coaxial cable connector (510) for connecting a coaxial cable (512), wherein the connector (510) comprises a ferrule (510b) arranged to be configured in electrical contact with at least one metal braid layer of the coaxial cable (512), the ferrule (510b) comprising an elongated body for the electrical contact with said at least one metal braid layer of the coaxial cable, wherein the body is plated with tin or made of zinc or zinc alloy; and a base (510a) plated with nickel or nickel-tin or at least partly covered with a plastic.

Abstract: A method for providing media content in a public transportation vehicle comprising a mobile router, the method comprising: receiving, in the mobile router, one or more media streams from a media source; monitoring first connection parameters relating to a first connection between the mobile router and the media source and second connection parameters relating to a second connection between the mobile router and one or more client devices; determining, on the basis of said first and second connection parameters, optimized stream configuration for each of said one or more media streams; and providing each of said one or more media streams only according to the optimized stream configuration to said one or more client devices.

Abstract: A network element (200) of a cable television (CATV) network, comprising an input (204) for upstream signal transmission; at least two diplex filters (210, 212, 214) configured to be connected to said input (204), a first diplex filter (210) comprising a bandpass filter for a first upstream frequency band and a second diplex filter (212) comprising a bandpass filter for a second upstream frequency band; a switch (208) for connecting one of said at least two diplex filters to said input; wherein the network element is configured to be remotely controlled by a headend of the CATV network for selecting the diplex filter.

Abstract: A coaxial cable connector (610) for connecting a coaxial cable (600), wherein the connector (610) comprises an elongated ferrule (612) arranged to be configured in electrical contact with at least one metal braid layer (606) of the coaxial cable (600); a compression fitting (614) arranged around said ferrule (612); and means (618) for applying a pressure force to the compression fitting (614) such that a surface (614a) of the compression fitting (614) applies a force to an outer insulating layer (608) of the coaxial cable (600) surrounding said at least one metal braid layer (608) substantially over the whole length of said surface (614a) of the compression fitting (614).