56results about "Indoor communication adaptation" patented technology

The invention provides a common-caliber dual-polarization indoor distribution antenna and communication equipment, the common-caliber dual-polarization indoor distribution antenna comprises a vertical polarization antenna, a horizontal polarization antenna and a feed structure, the vertical polarization antenna comprises a metal floor, a triangular metal plate, a plurality of grounding metal columns and a first copper-clad layer, the triangular metal plate and the plurality of grounding metal columns are arranged between the metal floor and the first copper-clad layer; the horizontally polarized antenna comprises a double-layer dielectric plate and a slot array, the bottom of the double-layer dielectric plate is coated with copper to form a first copper-coated layer, and the slot array is arranged at the top of the double-layer dielectric plate; the horizontally-polarized antenna and the vertically-polarized antenna are arranged in a common-caliber mode, the structure is simple, and the size is small. The feed structure comprises a first feed structure and a second feed structure, the first feed structure is connected with the vertical polarized antenna, and the second feed structure is connected with the horizontal polarized antenna; the first feed structure and the second feed structure are arranged on the metal floor in a non-overlapping manner, so that coupling interference is avoided.

An antenna includes a first base substrate, a radiation patch on the first base substrate, a second base substrate, a feed structure, and a ground structure on the second base substrate. The first base substrate and the second base substrate are substantially perpendicular to each other. The radiation patch and the ground structure are substantially perpendicular to each other. The ground structure includes a conductive mesh structure. The radiation patch includes a conductive mesh structure. The antenna includes one or more irregularly shaped slots extending through the radiation patch, wherein a contour of at least one of the one or more irregularly shaped slots includes at least one curved edge.

The embodiment of the invention provides a dual-polarization indoor distribution antenna, and belongs to the antenna communication equipment technology, the dual-polarization indoor distribution antenna comprises a vertical polarization radiation unit and a horizontal polarization radiation unit, the vertical polarization radiation unit comprises a grounding plate and a conical radiation oscillator arranged on the grounding plate, the conical radiation oscillator is used for being excited to radiate vertical polarization electromagnetic waves; the horizontally polarized radiation unit comprises a plurality of radiation subunits, the plurality of radiation subunits are sequentially arranged around the peripheral side of the conical radiation oscillator, a radiation gap is formed between every two adjacent radiation subunits, and the radiation gaps are used for being excited to radiate horizontally polarized electromagnetic waves; the orthographic projection of the radiation subunit on the grounding plate is located in the grounding plate. According to the dual-polarization indoor distribution antenna provided by the embodiment of the invention, broadband coverage can be realized, and the multi-band requirement of an indoor communication system is met.

A system for managing parcels is disclosed. The system includes an antenna configured to transmit one or more beams having a variable transmission power in one or more antenna sectors; and a radio frequency identification (RFID) reader communicatively coupled to the antenna to receive an RFID signal from each of the one or more incoming parcels. Further, the RFID reader includes one or more processors coupled to the memory, the one or more processors configured to retrieve data associated with each of the one or more parcels, determine a weighted density factor for each of the one or more parcels, and determine a weighted density factor for each of the one or more parcels. A load density for each of the one or more antenna sectors is determined, and the variable transmit power of the antenna for each of the one or more antenna sectors is adjusted based at least on the load density.

This transmitter comprises: a housing which has a long side and a short side and in which the width of the short side is substantially the same as the width of a duct rail; an attachment part which is for attaching the housing to the duct rail with the extension direction of the duct rail and the long side substantially aligned; and an antenna element which is housed within the housing.

An in-home relay device according to various embodiments disclosed in the present document may comprise: a housing; an antenna provided in the housing; an antenna alignment unit for changing the position of the antenna so as to change the radiation direction of the antenna; a processor operatively connected to the antenna and the antenna alignment unit; and a communication unit electrically connected to the processor and wirelessly connecting to external electronic devices, wherein the processor can control the antenna alignment unit on the basis of the quality of signals transmitted or received through the antenna so that a line of sight (LOS) between the antenna and a repeater is secured. Various other embodiments are possible.

This invention discloses a low-profile ultra-wideband folded horn antenna, comprising a dielectric lens, a horn antenna, and a metal back cavity arranged sequentially from top to bottom. The horn antenna is placed within the metal back cavity, which encloses the bottom of the horn antenna and at least two symmetrically arranged sidewalls. This invention employs direct coaxial cable feeding and introduces multiple bent radiating arms, significantly reducing the profile height of the horn antenna and simplifying its structure. Simultaneously, by loading the dielectric lens and metal sidewalls, the gain within the operating frequency band is significantly improved. The dielectric lens and shielding cover are integrally formed, facilitating processing and installation. This antenna exhibits ultra-wideband characteristics, stable low-frequency gain, a cross-polarization level below -34dB, a symmetrical radiation pattern with good directivity, and stable overall radiation performance. This invention's antenna features a low profile, simple structure, compact size, and low manufacturing cost, meeting the requirements of 5G communication indoor distribution systems.

The application discloses a spotlight antenna mounting device and relates to the technical field of spotlight antenna mounting. The spotlight antenna mounting device comprises a fixed support assembly and a spotlight antenna connecting assembly. The fixed support assembly comprises at least two mounting surfaces, and any two mounting surfaces intersect with each other. The spotlight antenna connecting assembly is detachably connected with any one of the at least two mounting surfaces. The spotlight antenna connecting assembly of the spotlight antenna mounting device provided by the application has multiple connection postures which can be selected, so that the spotlight antenna mounting device can be flexibly adapted to the installation requirements of the spotlight antenna in various complex installation environments, such as a parapet wall, a roof slope or a pointed tile.

The application provides a co-boresight dual-polarized indoor antenna and a communication device, the co-boresight dual-polarized indoor antenna comprising a vertical polarization antenna, a horizontal polarization antenna and a feeding structure, the vertical polarization antenna comprising a metal floor, a triangular metal plate, a plurality of grounded metal columns and a first copper cladding layer, the triangular metal plate and the plurality of grounded metal columns being arranged between the metal floor and the first copper cladding layer; the horizontal polarization antenna comprising a double-layer dielectric plate and a slot array, the bottom of the double-layer dielectric plate being covered with copper to form the first copper cladding layer, and the slot array being arranged on the top of the double-layer dielectric plate; the horizontal polarization antenna and the vertical polarization antenna are arranged in a co-boresight mode, the structure is simple, and the volume is small; the feeding structure comprises a first feeding structure and a second feeding structure, the first feeding structure being connected with the vertical polarization antenna, and the second feeding structure being connected with the horizontal polarization antenna; the first feeding structure and the second feeding structure are arranged in a non-overlapping mode on the metal floor, so that coupling interference is avoided.

The present disclosure relates to a small base station antenna apparatus comprising, particularly, a fixed housing having an internal space open in one direction and the other direction, and a directivity adjustment means movably coupled to the internal space of the fixed housing or an external space corresponding to the outside thereof, wherein the directivity adjustment means is coupled to the fixed housing such that it is caught when an antenna module provided at the front end portion is rotationally steered left or right or rotationally tilted up or down, and thus is prevented from being separated. Accordingly, the advantages of improving the workability of indoor installation as well as facilitating building of a small cell base station are provided.

An antenna and a communication device are disclosed. The antenna may be used in an access point. The antenna specifically includes a first conductor sheet and a feed point. The first conductor sheet includes at least two cavities. The at least two cavities are connected through a gap. A circumference of each of the at least two cavities approaches a wavelength corresponding to an operating frequency band of the antenna. The feed point is connected to the gap. The antenna with a simple structure and a small size may generate two beams. Therefore, an access point disposed with the antenna may generate strong wireless signals in two directions, and the wireless signal may cover an adjacent room. In this way, there is no need to deploy an access point in each room, and a quantity of wireless access points to be deployed is reduced.

This relay device comprises: a first substrate having a first metal pattern disposed on one surface, the first metal pattern being configured to receive a first signal; a second substrate having a second metal pattern disposed on one surface to correspond to the first metal pattern, the second metal pattern being configured to receive a second signal; and a flexible substrate, one end of which is connected to the first substrate, the other end of which is connected to the second substrate, and which has a transmission line provided on one surface. The first substrate, the second substrate, and the flexible substrate may be arranged as an integrated module integrally formed to surround a first surface, a second surface, and a side surface between the first surface and the second surface of a structure to which the relay device is attached.

Implementations of the present disclosure relate to a system comprising an access point (AP), an antenna module and a radio cable. The AP includes a modulator configured to receive a clock signal and a power voltage and modulate them into a modulated power. The radio cable is configured to transmit the modulated power. The antenna module comprises a directional antenna, a demodulator configured to demodulate the modulated power into a demodulated clock signal, and a sensor configured to receive the demodulated clock signal and the modulated power. With the system of the present disclosure, the compass / declinometer sensors can be deployed on the panel antenna, so as to obtain the location, the direction and the coverage of the panel antenna. Further, the radio frequency cables can be used to transmit the power and clock signal between the sensor and the AP, and there is no need to provide dedicated cables.

An antenna system is provided. The antenna system comprises a waveguide configured to enable propagation of signals along a structure of the waveguide. The antenna system comprises a plurality of antennas located at respective positions along the structure of the waveguide. The plurality of antennas are configured to transmit signals propagated by the waveguide. The plurality of antennas comprise at least a first antenna and a second antenna. The antenna system comprises a plurality of coverage enhancing devices, CEDs. The plurality of CEDs comprise a first CED configured to retransmit the signals of the first antenna and a second CED configured to retransmit the signals of the second antenna.

A communication device includes a non-conductive track, an antenna element, a first rotating wheel, and a second rotating wheel. The antenna element is disposed on the non-conductive track. The first rotating wheel and the second rotating wheel drive the non-conductive track according to a control signal to adjust a position of the antenna element. The communication device can provide a nearly omnidirectional radiation pattern.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a transmissive system may include a surface at least partially transparent to light. The transmissive system may further include a coating on the surface configured to reduce emissivity of the surface for infrared and ultraviolet radiation. The transmissive system may include a pattern on the surface formed by a treatment configured to reduce signal loss of one or more radio frequencies. The pattern may be configured to result in a target transmission field of view for the one or more radio frequencies.

A system to manage packages is disclosed. The system comprises an antenna configured to emit one or more beams of a variable transmission power in one or more antenna sectors and a radio frequency identification (RFID) reader communicatively coupled to the antenna to receive an RFID signal from each of one or more incoming packages. Further, the RFID reader comprising the one or more processors coupled to the memory, the one or more processors configured to retrieve the data associated with each of the one or more packages, determine a weighted density factor of each of the one or more packages, determine a load density for each of the one or more antenna sectors, and adjust the variable transmission power of the antenna for each of the one or more antenna sectors based at least on the load density.

Provided is a multi-functional link assembly for a small base station antenna device that facilitates the construction of a small cell base station while improving the workability of indoor installation. 【Solution means】 The multi-functional link assembly for a small base station antenna device includes a fixed housing having an internal space that is open in one side direction and the other side direction, and a directivity adjustment means that is movably coupled to the internal space of the fixed housing or an external space corresponding to the outside thereof. The directivity adjustment means is coupled in such a manner that it is locked and prevented from detachment when the antenna module provided at the front end with respect to the fixed housing rotates in left and right steering or tilts up and down.

The present invention discloses arrangement comprising a first transparent dielectric panel and a second transparent dielectric panel. The second transparent dielectric panel is in front of the first transparent dielectric panel and separated by at least one panel interlayer from the first transparent dielectric panel. The antenna arrangement further comprises a patch network attached and separated by at least one patch interlayer from the first transparent dielectric panel, a feeding network attached and separated by at least one feed interlayer from the second transparent dielectric panel defining a distance Dpf between the patch network and the feeding network and a ground plane. The present invention discloses the associated method and use.

An omnidirectional indoor distributed antenna and an electronic device, belonging to the technical field of communications. The omnidirectional indoor distributed antenna comprises a vertically polarized unit and a horizontally polarized unit; the vertically polarized unit comprises a single-arm oscillator and a reflection structure which are oppositely arranged; the horizontally polarized unit comprises, provided on the reflection structure, a plurality of radiation structures spaced apart from each other, each radiation structure comprising at least one radiation patch; the reflection structure at least comprises a first reflection assembly, the first reflection assembly comprising a plurality of main body parts which are successively arranged in the circumferential direction thereof; one of the radiation structures is arranged on one of the main body parts, the outer contour of the main body part being matched with the outer contour of the radiation patch.

A repeater device may include a first substrate on one surface of which a first metal pattern configured to receive a signal is disposed; a second substrate on one surface of which a second metal pattern is disposed to correspond to the first metal pattern; and a flexible substrate having one end portion connected to the first substrate, the other end portion connected to the second substrate, and a transmission line on one surface thereof. The first substrate, the second substrate, and the flexible substrate may be disposed as an integrated module configured integrally to surround a first surface, a second surface, and a side surface between the first surface and the second surface of a structure to which the repeater device is attached.

Provided are a radio wave reflector and building material that have flexibility and reflect radio waves while the intensity thereof is maintained. A radio wave reflector 11 for reflecting radio waves, wherein when the radio wave reflector 11 is in a flat state and is caused to reflect a radio wave at an incident angle of an incident wave of 15 degrees or more and 75 degrees or less, the intensity of a reflective wave as specular reflection of the incident wave is -30 dB or more relative to the intensity of the incident wave at least at one frequency; the change rate of the surface resistivity R2 of the radio wave reflector 11 curved along a curved surface with a curvature radius of 200 mm with respect to surface resistivity R1 of the radio wave reflector 11 in a flat state is -10% or more and 10% or less; and the radio wave reflector 11 has a flexural modulus of 0.05 GPa or more and 4 GPa or less.

The embodiment of the invention discloses an electrically small antenna and terminal equipment, and belongs to the technical field of communication. The electrically small antenna comprises a radiator, a grounding pole and a grounding plate, wherein the radiator is connected with the grounding plate through the grounding pole; the radiating body comprises a first radiating body and a second radiating body which are connected with each other, a connecting point of the first radiating body and the second radiating body is connected with the grounding pole, a first end of the first radiating body, a first end of the second radiating body and a first end of the grounding pole are connected together to form a grounding end of the radiating body, and a second end of the first radiating body is a feed end of the radiating body. The second end of the second radiator is an open circuit end of the radiator. Compared with the scheme for improving the beam width of the antenna in the related technology, the embodiment of the invention not only can improve the beam width of the antenna, but also can reduce the occupied space.

Provided is a radio wave reflector that can reflect radio waves while the intensity thereof is maintained and that can maintain the scenery. The radio wave reflector of the present invention is a radio wave reflector for reflecting radio waves, wherein the intensity of a reflective wave as specular reflection of an incident wave is −30 dB or more relative to the intensity of the incident wave at a frequency, and the radio wave reflector has a total light transmittance of 65% or more as measured using a standard illuminant D65.

A wall module for a building control system includes a back plate with one or more mounting features for mounting the backplate to a wall. A main body includes one or more attachment features for removably attaching the main body to the back plate. The main body also includes a front side and a back side, wherein at least part of the front side is formed by a front plate. A display is housed by the main body in a display cavity that is defined at least in part by the front plate, and wherein at least part of the display is viewable from the front side. An antenna is housed by the main body in an antenna cavity that is defined at least in part by the front plate.

This invention discloses a dual-frequency splicable passive reflector array and its design method, mainly addressing the problems of large size of passive transponders and difficulty in achieving simultaneous aperture beam adjustment in existing blind zone coverage technologies. The designed dual-frequency splicable passive reflector array consists of an array of multiple reflector array elements, including two types of subarrays: "0" and "1". Based on the principle of average phase gradient, M... s A subarray of "0"s and N s The "1" subarrays are arranged in an orderly manner to form the smallest periodic row vector V in the reflection array. min By changing V min M s and N s The number of subarrays and their arrangement order determine beam reconfigurability, using the minimum periodic row vector V. min By extending the array in both the elevation and azimuth planes, different apertures of the splicable reflective arrays can be obtained, achieving aperture reconfigurability and enabling its use in millimeter-wave blind spot filling in wireless communication.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a transmissive system may include a surface at least partially transparent to light. The transmissive system may further include a coating on the surface configured to reduce emissivity of the surface for infrared and ultraviolet radiation. The transmissive system may include a pattern on the surface formed by a treatment configured to reduce signal loss of one or more radio frequencies. The pattern may be configured to result in a target transmission field of view for the one or more radio frequencies.

The invention relates to a steerable antenna system (18) for a motor vehicle interior (16).The antenna system (18) comprises: at least one antenna (3) for radiating at least one electromagnetic antenna signal (4), wherein the antenna system (18) aligns a main lobe (1) of the antenna signal (4) with at least one degree of freedom by means of the at least one antenna (3); and at least one electronic computing unit (19) which is configured to receive at least one request signal (22, 23) from at least one requesting receiving device (10, 11) in the interior (15) and to determine one of the at least one requesting receiving device (10, 11) as the target device (10) and to orient the main lobe (1) of the antenna signal (4) towards the target device (10), wherein the antenna system (18) is configured to keep at least a part of a remainder of the antenna signal (4) directed towards at least one further receiving device (11) outside the main lobe (1), but still within the interior (15).Furthermore, the invention relates to a method for operating a steerable antenna system (18).

A wireless network system including a mobile access point, a wireless device, and an actuator. The actuator is configured to move the mobile access point to a position having an improved line-of-sight condition between the wireless device and the mobile access point.

The invention provides a horizontally-polarized low-profile double-broadband omnidirectional antenna which comprises a first coaxial line, a second coaxial line, a one-to-four power divider, a first dielectric substrate, an antenna radiator, a second dielectric substrate and a feed network. The feed network is printed on the lower surface of the second dielectric substrate, the antenna radiator is printed on the upper surface of the second dielectric substrate, the first dielectric substrate covers the antenna radiator, and the one-to-four power divider is printed on the upper surface of the first dielectric substrate. According to the invention, a design method of combining a folded dipole antenna and a slot antenna is adopted in the antenna radiator, so that the dual-frequency characteristic is realized. The effect of reducing the height of the antenna profile is achieved through multiplexing of the antenna radiator, and the problem that in the prior art, the profile of a slot antenna with a reflecting plate is too high is successfully solved.