scale by assigning transmission data to a time slot for voice data thereby improving the transmission efficiency and eliminating the need for a host controller in the case that there are no voice data to be sent in the time division multiplex processing for voice data and transmission data.ITO...
US3743767 * Oct 4, 1971 Jul 3, 1973 Univ Illinois Transmitter and receiver for the transmission of digital data over standard television channelsUS3743767 * 1971年10月4日 1973年7月3日 University Of Illinois Found,Us Transmitter and receiver for the transmission of digital data over standard ...
TRANSMISSION SYSTEM PROVIDED WITH TRANSMITTER AND RECEIVER, DIGITAL DATA RECEIVER, AND DEVICE FOR DETERMINING CODE ERROR DECISION CRITERION 来自 掌桥科研 喜欢 0 阅读量: 7 申请(专利)号: JP19940050497 申请日期: 1994-03-22 公开/公告号: JPH06311148A ...
PROBLEM TO BE SOLVED: To provide a data transmitter-receiver by which data processing for encryption and decoding is selected with a simple configuration by discriminating a type of video compression data.;SOLUTION: Digital data are encrypted or decoded by using an encryption key generated by an ...
CONSTITUTION: A transmitter 10 divides transmission data into prescribed bit numbers and adds a unique word and an error check bit to the data to form a data packet, applies digital modulation to the packet and sends a burst spread spectrum signal (a) subject to spread modulation. A receiver...
The invention is about the remote data transmission transmitter/receiver and its processing method to transmit/receive the digital information between many transmitters (T1, T2, ... Tn) and several receivers (R0, R1, ... Rn) using freque... JUNG OK AN,SOK KOON KANG 被引量: 2发表: 1996...
Digital transmitter-receiver system with optical t 优质文献 相似文献A 40 Gb/s Multi-Data-Rate CMOS Transmitter and Receiver Chipset With SFI-5 Interface for Optical Transmission Systems A fully integrated 40 Gb/s transmitter and receiver chipset with SFI-5 interface is implemented in a 65 nm CMO...
A transmitting and receiving apparatus has: modulating circuit for modulating an input digital data; first frequency converting circuit for converting a signal output from said modulating circuit into a signal of a predetermined frequency; amplifying/branching circuit for amplifying and branching a signal...
System for broadcasting and receiving digital data within time divisional multiplexed channels, grouped in frames, each frame comprising multicarrier symbols, including data symbols and system symbols, each symbol comprising a set of orthogonal frequency division multiplexed carriers at carrier positions with...
An ASK carrier current digital data transceiver for transparent transfer of data between a broadband communication port and a baseband port consists mainly of an integrated circuit with transmit/receive logic for providing the required transparency and the ability to sense a contending signal. The trans...