深圳华光衍射科技有限公司

太赫兹天线、发生器、接收器

主要特点

用于800纳米的太赫兹天线
♦ 光电导开关，针对~800纳米和100 MHz重复率下脉宽
♦ 在每个芯片上都有有1个偶极子包结构
♦ 低温生长砷化镓偶极子结构
♦ 每台设备都经过测试，并提供单独的测试报告

TERA8-1是单偶极子结构。该天线可以用作发射器或探测器。用于光电导太赫兹天线的T8-H2夹持器附带一个聚焦透镜，用于光束和用于太赫兹光波的硅透镜。

Item #	TERA8-1
Bonded Structures	Wrapped Dipole
Bandwidth	Up to 4 THz
Dipole Length	20 µm
Gap Size	5 µm
Substrate Size	5 mm x 5 mm
Chip Mounting	Comes Mounted on a 40 x 40 mm PCB
Optional Alignment Package	T8-H2 Can be Ordered Separately
Recommended Optical Light Sources
Menlo Systems Femtosecond Lasers	T-LIGHT-780, C-FIBER 780

用于1550纳米的太赫兹天线
♦ 针对1550纳米和100 MHz重复率下脉宽
♦ 天线设计专门用于发射器/接收器应用
♦ 每台设备都经过测试，并提供独自的测试报告
♦ 具有专利的LT磷化铟上的InGaAs/In-AlAs多层结构

TERA15-SL25和TERA15-DP25 太赫兹天线可以结合到OEM系统之中，并用于Menlo Systems公司的TERA15-SL25-FC和TERA15-DP25-FC光纤耦合天线模块。该发射器和探测器天线针对TERA-K15太赫兹光谱仪。

Item #	TERA15-SL25	TERA15-SL25-FC	TERA15-DP25	TERA15-DP25-FC
Photoconductive Material	LT InGaAs/InAlAs
Photosensitivity	Up to 1.57 µm
Antenna Type	Stripline 25 µm		Dipole 25 µm; Gap 10 µm
Chip Mounting	Unmounted 4 x 4 mm, d = 0.35 mm chip. Chip bonding by customer	Optics and antenna prealigned in a fiber-coupled mount Ø30 mm x 44.5 mm length	Unmounted 4 x 4 mm, d = 0.35 mm chip. Chip bonding by customer	Optics and antenna prealigned in a fiber-coupled mount Ø30 mm x 44.5 mm lengthr
Characteristics Measured in Fiber Testbed
THz Pulse Shape	Peak-to-Peak Time Difference
Maximum of Fourier Spectrum	>0.5 THz
1/10 Bandwidth of Fourier Spectrum	>1.5 THz
Noise Floor	>3 THz
Recommended Optical Light Sources
Menlo Systems Femtosecond Fiber Lasers	T-LIGHT, C-FIBER-HP, M-Fiber-A