224594 ⎘
Aspects of optical multiplex systems other than those covered by; Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH; Switching fabrics, e.g. transport network, control network; Switching elements Time switch details
Transmission network system, data switching and transmission method, apparatus and equipment
#2Methods and devices for space-time multi-plane optical networks
#3Cross-connect system and cross-connect method
#4METHOD AND APPARATUS FOR DATA PROCESSING
#5Communication multistage switching techniques
#6Virtual protection method and device for fiber path