A photonic band gap device (44) having a uniform structure comprising a regular variation of dielectric properties across the device with external actuating means (42, 43) to provide local variation in at least one selected region of the index of refraction of the structure so as to change said selected region from a photonic band gap region to a light conducting region or vice versa.
申请公布号
WO02086565(A1)
申请公布日期
2002.10.31
申请号
WO2002GB01852
申请日期
2002.04.22
申请人
BOOKHAM TECHNOLOGY PLC;DUTHIE, PETER, JOHN;WARD, ELIZABETH, MAY