Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tokyo Shibaura Electric Co LtdfiledCriticalTokyo Shibaura Electric Co Ltd
Priority to JP56025449ApriorityCriticalpatent/JPS57141160A/ja
Publication of JPS57141160ApublicationCriticalpatent/JPS57141160A/ja
Publication of JPH037175B2publicationCriticalpatent/JPH037175B2/ja
H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
H04B10/60—Receivers
H04B10/66—Non-coherent receivers, e.g. using direct detection
H04B10/69—Electrical arrangements in the receiver
H04B10/693—Arrangements for optimizing the preamplifier in the receiver
H04B10/6933—Offset control of the differential preamplifier