A multi-port antenna structure for a wireless-enabled communications device includes a coupler-antenna having a first antenna port for transmitting electromagnetic signals and a second antenna port for receiving electromagnetic signals. The coupler-antenna is positioned on a chassis of the wireless ...
Dual feed antenna A multi-port antenna structure for a wireless-enabled communications device includes a coupler-antenna having a first antenna port for transmitting electromagnetic signals and a second antenna port for receiving electromagnetic signals. ... MT Montgomery,PA Tornatta - US 被引量: 18...
A dual-feed antenna includes a first antenna element coupled to a controllable circuit that is coupled a first radio frequency (RF) feed, and a second antenna element coupled to a second RF feed. The controllable circuit is configured to electrically connect the first antenna element to the ...
LY-1740VH-32feed Place of Origin Guangdong, China Gain 2x32dBi Connector N type or customized Frequency Range 1700-4000MHz Polarization Vertical an Horizontal VSWR 1.5 Packaging and delivery Packaging Details Dual Polarity Feed Antenna 1700-4000 Mhz Wifi,Gsm,3G,4G,5G Parabolic Dish Reflector 2X ...
Antenna Brand Name SHANHAI Length Customizable More Details Please contact us Get Newest Price Please contact us Packaging and delivery Selling Units: Single item Single package size: 20X10X5 cm Single gross weight: 0.050 kg Show more Lead time ...
NASA/JPL deep space network 64 meter diameter antenna dual frequency feed system To support the Mariner 1973 X-band experiment, it was necessary to implement a dual-frequency microwave feed system for the Cassegrainian-fed DSS 14 64-m antenna. This system must be capable of simultaneous low no...
FEED DEVICE, DUAL-FREQUENCY MICROWAVE ANTENNA AND DUAL-FREQUENCY ANTENNA DEVICE The present application provides a feed device, a dual-frequency microwave antenna, and a dual-frequency antenna device. The feed device comprises a low-fr... L Zhang,R Lyu,X Luo 被引量: 0发表: 2020年 Dual-freq...
The present invention relates to an antenna device for a portable radio communication device, comprising a first radiating element (1) having a first feed portion (5), a second radiating element (2) having a second feed portion (6), a first filter (3) and a second filter (4), wherein...
A compact dual parallel slotted-patch antenna having a single offset feed on the corner side is presented. The antenna geometry comprises parallel and hori... R Patel,A Desai,T Upadhyaya - 《Wireless Personal Communications》 被引量: 0发表: 2021年 Design of 2-Port penta band, DECA frequency...
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