国家/地区 巴西（11）
IPC部 H（9） G（7）
IPC大类 H01（8） G02（7）
IPC小类 G02B（6） G02F（5） H01P（4）
H01Q（2）
IPC G02B006/12（3） G02B001/00（2） G02B006/122（2）
H01P005/12（2）
发明人 DMITRIEV V（11） PALHETA CASTRO W O（7） MONTE DO NASCIMENTO.（3）
公开年 2021（4） 2022（3） 2017（2）
申请年 2020（4）  2019（3）  2015（2） 
专利权人 UNIV FEDERAL DO PARA（11）

Rectangular graphene loop antenna for performing terahertz communication, has reception of terahertz signals that are performed by connecting photoemitter crystal to graphene tape through gap.

DMITRIEV V, MELO E SILVA DE OLIVEIRA, NASCIMENTO MELO RODRIGUES N, RODRIGUES PAIVA R

Electromagnetic key and three-port ultra compact power divider, has silica dielectric substrate operated in far infrared frequency bands, where central region of graphene is provided in form of T-shape.

DMITRIEV V, SOUZA DE MELO G, PALHETA CASTRO W O

Graphene-based adjustable T-shaped multifunctional device has cross-section which is formed by three layers, and composed of graphene, silica and silicon, where main portion is provided with three ports, one of ports is input of electromagnetic wave and two outputs.

DMITRIEV V, SOUZA MELO G, PALHETA CASTRO W O

Ultra-wideband circulator for terahertz region based on graphene, has cross-sectional structure formed by three layers and comprised with layers of graphene, silica and silicon, and planes formed with central region.

DMITRIEV V, MATOS DA SILVA S L, CASTRO W O P

Controllable four-port circulator in the terahertz range based on graphene with elliptical resonators, has graphene components that are deposited on a silica and silicon dielectric substrate, and resonators coupled to graphene waveguides.

DMITRIEV V, PALHETA CASTRO W O, DA SILVA BARROS G F, LIMA DE OLIVEIRA T

Power divider controllable in graphene-based terahertz range, has terahertz region and that is made of graphene and substrate composed of silicon dioxide and silicon, and disc-shaped resonator and waveguides that are coupled to resonator.

DMITRIEV V, PALHETA CASTRO W O, NOBRE F D M, TANAKA PORTELA G M

Controllable power dividers operating in terahertz (THz)range based on graphene, has disk-shaped resonator, and four waveguides that are coupled to front surface of resonator, such that input signal between two output ports are divided.

DMITRIEV V, PALHETA CASTRO W O

Controllable electromagnetic switch in the THz range based on graphene with folding waveguides coupled to a circular resonator, has graphene, dielectric substrate and operating in the THz region and OFF state has stationary dipole node.

DMITRIEV V, PALHETA CASTRO W O

Planar electromagnetic filter has little dependence with angle of polarization and angle of incidence, and is composed of periodic arrangement of graphene rings of different dimensions placed at fixed distance.

DMITRIEV V, MONTE DO NASCIMENTO C

Graphene-based industrial controllable electromagnetic circulator, has waveguides connected to resonant element, multiple ports provided in circulator for transmitting electromagnetic signal along graphene nanowire.

DMITRIEV V, MONTE DO NASCIMENTO C, PALHETA CASTRO W O