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5587810 |
Communication apparatus for disabling messages specifying non-standard communication features
A facsimile interface unit, which encodes signals from a facsimile terminal for transmission by satellite, can only encode signals which conform to the Group 3 standard. The interface unit...
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5585938 |
Facsimile machine for transmitting information indicative of the same communication mode in both standard and non-standard procedure signals
When a protocol signal is transmitted between a facsimile machine which operates under new ITU-T Recommendation and another facsimile machine which operates under old ITU-T Recommendation, a...
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5585940 |
Facsimile apparatus with recording density control
In a facsimile apparatus, record density data associated with received data is used to control record density on a paper. At the same time, the emission intensity or pixel-by-pixel emission...
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5579127 |
Facsimile apparatus
A facsimile apparatus which is connected to the ISDN having a plurality of information channels comprises: a receiving circuit to receive image data and voice data which were sent from a partner...
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5574571 |
Facsimile machine with diverse communication facilities
The facsimile machine comprises a processor (10), means (20) for connection o a telephone line (8), means (20) for connection to a main telephone (7), a ring detector (21), a module (17) for...
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5563712 |
Image recording apparatus with transmission time setting feature
Main scanning is performed by reciprocating a recording head having plural of recording elements. After the main scanning is completed, sub-scanning is performed by conveying the recording paper...
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5563932 |
Communication apparatus connectable to switching network providing distinctive ringing pattern service
A communication apparatus utilizes a distinctive ringing pattern service provided by a switching network for switching speech communication to and from data communication and for telling who is to...
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5561533 |
Data communication apparatus having a multi-address transmission function
A data communication apparatus having a function to transmit data to a plurality of addressees comprises a generation circuit for generating information representing the plurality of addressees,...
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5552897 |
Secure communication apparatus and method
A communication apparatus (e.g., a fax apparatus) provides secure message transmission by sending messages having an unrestricted portion (e.g., a header) and a restricted portion (e.g., the body...
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5546451 |
Call waiting cancellation device
A device that links a telecommunication device (for example a data terminal, a telephone instrument, a message terminal or a video terminal) directly to a telephone line for cancellation of a call...
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5539531 |
System and method for facsimile data transmission
System and method for minimizing data bottlenecks in Low Data Rate Networks (LDRNs) that communicate facsimile transmissions. An LDRN is a facsimile network having a transmission data rate less...
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5535266 |
Data communication apparatus having an auto-calling function
A data communication apparatus having an auto-calling function for effecting data communication in response to the reception of a signal related to data communication in a predetermined period...
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5535014 |
Method for maintaining a communication link with a facsimile modem
A method for allowing data communication equipment, such as a facsimile modem, to communicate in a more reliable manner with a facsimile machine. The data communication equipment is interconnected...
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5535208 |
Data transmission system and method
The data transmission method employs IEEE P1394 protocol. The data header of the transmitted isochronous packet is added with a node identifier identifying the transmitter node, so that the...
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5535015 |
Facsimile apparatus for transmitting a plurality of originals in a single communication
A facsimile apparatus for transmitting a plurality of originals, each original comprising a plurality of sheets, in a single communication operation includes a reading unit for reading images of...
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5530755 |
Secured apparatus and process for securing the transmission of documents by fax and graphic code for the authentication of an image
The invention relates to a secured apparatus for the transmission of documents by facsimile or fax, which comprises on the emitter side a securing module placing in the binary file transmitted and...
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5523858 |
Facsimile apparatus
A facsimile apparatus designed for reduced power consumption, a smaller number of component parts, smaller size, lighter weight and lower cost includes an original reading section having a...
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5521967 |
Method for monitoring telephone call progress
A call progress monitor and algorithm for placing a telephone call over the telephone lines. The algorithm is hierarchically arranged having three major routines or portions: tone detection, signal...
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5517317 |
Image processing method and apparatus which selectively develop coded recording information into bit image data
A method and apparatus for image processing, in which coded recording information is developed into bit image data in units of given areas. Each area has a size which is an integer multiple of the...
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5517324 |
Method and system for increasing the compatibility of a fax machine
An method and system for increasing the compatibility of a fax machine enables one to make a fax machine compatible with at least one other fax machine feature set. The invention includes selecting...
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5517323 |
Facsimile data transmission over a low data rate network with fill bit removal and reinsertion
System and method for minimizing data bottlenecks in Low Data Rate Networks (LDRNs) that communicate facsimile transmissions. An LDRN is a facsimile network having a transmission data rate less...
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5515175 |
Facsimile mail system capable of managing facsimile mail designation errors
A facsimile mail system capable of investigating the nature of any facsimile mail system errors based on push-button signal designation or optical mark reader sheet designation, and of readily...
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5513212 |
Conversion of a fax modulation to a data modulation
A simultaneous voice and data (SVD) modem is coupled to both a fax machine, which includes a fax modem, and a telephone set. When the fax machine initiates a fax-call, the SVD modem emulates...
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5510907 |
Facsimile apparatus having urgency message transmission function
A facsimile apparatus includes: a memory unit for storing subscriber number records indicating destination stations for urgency message transmission, and for storing voice and image urgency message...
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5504802 |
Communication system apparatus for transmitting and receiving data having a radio wireline interface
A digital satellite communication system including a local terminal coupled to a radio wireline interface through a radio satellite network. The radio wireline interface connects the radio...
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5493421 |
Facsimile apparatus
A facsimile apparatus capable of conserving the recording paper and using a limited amount of the recording paper effectively is disclosed. In the case where what is called the total blank line...
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5493610 |
Circuit multiple transmission system
In a circuit multiplex transmission system for transmitting speech/facsimile signals, a transmission circuit allocation control unit outputs a data transmission rate designation signal according to...
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5491565 |
System and method for varying the transmission rate of facsimile data in a telecommunication system
A source facsimile apparatus includes a modem having a variable transmission rate and is connected by a radio link to a destination facsimile apparatus which is located in a mobile subscriber...
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5491744 |
Selective call waiting
A selective call-waiting system for telephony use samples transmission on a busy line if the line subscribes to the selective call-waiting service, and avoids interrupting the transmission with a...
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5485282 |
Communication processing apparatus
The paper size of a document to be transmitted is discriminated, the attributes of the transmitted image are negotiated with a terminal on the receiving side based on the discriminated paper size,...
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5481373 |
Facsimile apparatus and telephone terminal apparatus having voice and image communication functions
In a facsimile apparatus with an external telephone unit connected thereto or in a telephone terminal apparatus having telephone and facsimile communication functions, when a particular code signal...
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5477340 |
Facsimile terminal equipment having communication speed switch
A facsimile terminal communicates facsimile data with an opposite facsimile terminal through an ISDN circuit. Even if the communication speed of the facsimile terminal is different from that of the...
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5475500 |
Image processing apparatus having a remote mode for printing data from an external apparatus and a local mode for recording an image read by a copier
An electronic apparatus includes a first switch for turning on/off a first power supply, a second switch for turning on a second power supply in response to an ON operation of the first switch, a...
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5473674 |
Data communication apparatus having an auto-dialing function
A facsimile apparatus which has an auto-dialing function automatically begins a procedure for image communication after making a call to a destination. If the apparatus does not receive a response...
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5471317 |
Videotex facsimile machine
The facsimile machine comprises a processor 10, a modem 18, a switch 20 cecting to a data transmission line 8, means for connecting to at least one main telephone set 7, switches 6, 61 connecting...
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5467198 |
Method for controlling an image processing system
A method for controlling an image processing system comprising a fax-terminal and an image scanner connected to each other involves producing image signals by the image scanner and inputting them...
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5459454 |
Message transmission device, and a message transmission system and a message transmission status advising system using the message transmission device
An electronic message transmission system including at least one transmission apparatus of the electronic message and a plurality of message receivers of the same wherein the electronic message is...
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5459579 |
Multifunctional document processing system for receiving document signals from a local or a remote device
A multifunctional document processing system receives document signals from a local or a remote device and processes the document signals utilizing a host computer for transmission to the local or...
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5455687 |
Method for transferring data between electronic filing systems using facsimile communications protocol
A method for transferring data between electronic filing systems via a communications network and using facsimile communications protocol is disclosed. The method includes the step of adding codes...
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5452106 |
Modem device for communication of facsimile or file data
The present invention relates to a facsimile device for local facsimile to computer interconnection. A preferred embodiment of the present invention is comprised of the facsimile device 3 which is...
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5452099 |
Method and system for storage and/or transmission of confidential facsimile documents
Disclosed is a method and system for receiving and transmitting confidential documents and the like via facsimile machines. The system includes a security code-responsive, computer-controlled store...
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5448378 |
Data transmitting apparatus and method for executing both facsimile communication and data communication without suspending a communication line
A signal sending device (facsimile modem 66; step STA2) responds a call from a calling party and sends a first signal (CED signal) to the calling party. The first signal (CED signal) indicates that...
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5440408 |
Image data processing apparatus having a digital copying function and a facsimile function and including means for distinguishing a facsimile reception sheet from a copy sheet
An image data processing apparatus includes: a printing part responsive to image signals for printing an image in a plain sheet in one of black and a different color based on a selection signal; a...
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5432616 |
Data communication apparatus for notification of the receipt of a call waiting signal
A date communication apparatus in which a message stored in advance is transmitted to a receiving station so as to notify the receiving station that a call-waiting signal has been received, if a...
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5428458 |
Image communicating apparatus
An image communicating apparatus comprises: a reader as an image input unit for inputting code data such as character code or the like; a converter for converting the input code data into image...
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5428676 |
Facsimile machine and re-call control method thereof
A facsimile machine where a plurality of re-call intervals and frequencies are set on a system basis or on a destination terminal basis depending on communication modes and communication quantities...
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5418625 |
Picture image communication apparatus
In a picture image communication apparatus having: an ISDN interface for communicating with an ISDN line; a PSTN interface for communicating with an PSTN line; and an ISDN supervisor responsive to...
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5416607 |
Facsimile transmission control system which determines the proper response to a received instruction
A facsimile transmission control system having a standard facsimile procedure which generates an output when at least one line of an image is correctly decoded and receives instructions from a...
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5414528 |
Facsimile machine equipped with appendant information adding unit
A facsimile machine including an appendant information adding unit for automatically preparing appendant information such as a cover page information and a call-back-message information and...
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5406388 |
Data communication apparatus
A data communication apparatus for performing a communication of a procedure signal at a low transmission speed, and performing a communication of data at a high transmission speed, includes a...
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