A communication system that includes a server system, a voice terminal and a document reading apparatus. The document reading apparatus includes a reading unit configured to execute reading of a document, wherein recognition processing for recognizing a character written in the document is executed based on image data generated by the reading. Furthermore, the voice terminal comprises a receiving unit configured to receive a predetermined instruction by user's voice, and the server system comprises a processing unit configured to execute output processing for outputting the character recognized by the recognition processing by voice by the voice terminal based on receiving the predetermined instruction by the voice terminal.

A recording device includes an imaging module that reads a sheet placed in a reading position, a placement surface at which the sheet is placed, a first guide surface that guides an edge in the width direction of the sheet placed on the placement surface, and a nip roller pair that nips the sheet on the placement surface to transport the sheet to the reading position. The placement surface includes a first placement surface including the reading position, and a second placement surface not including the reading position, and the first placement surface, the first guide surface, and the nip roller pair move in an integrated manner.

A solid-state imaging device includes a pixel circuit including a plurality of photoelectric conversion elements and configured to output a signal level and a reset level, an analog correlated double sampling (CDS) circuit connected to the pixel circuit and configured to perform correlated double sampling in an analog region based on the signal level and the reset level and output a result of the correlated double sampling, an analog-digital (AD) conversion circuit connected to the analog CDS circuit and configured to convert two different analog signals output from the analog CDS circuit into two digital signals, a signal processing circuit connected to the AD conversion circuit and configured to obtain a difference between the two different digital signals output from the AD conversion circuit; and a reference voltage generating circuit to output a first reference voltage that defines a clamp level of the analog CDS circuit.

An image reading device includes a placement portion in which a placement surface on which an original document is placed is formed, an imaging portion that is arranged above the placement surface and images the original document, a support portion of which a base end portion is attached to an apparatus main body and that supports the imaging portion in a part on a tip end side, an adjustment portion for adjusting a position of the imaging portion with respect to the placement surface, and a covering portion that covers the adjustment portion.

An inkjet recording apparatus includes a recording head, an ink tank, a supply flow path, a supply pump located in the supply flow path, a collection flow path, a relief flow path connecting a first position in the supply flow path to a second position in the supply flow path, wherein the first position is located at a downstream side of the supply pump in the supply flow path and the second position located at an upstream side of the supply pump in the supply flow path, and a differential pressure regulating valve located in the relief flow path and configured to, in a case where the pressure of the pumped ink in the supply flow path is larger than a predetermined value, open the relief flow path so as to allow ink in the supply flow path to flow from the first position to the second position.

An inkjet recording apparatus includes a recording head, an ink tank, a supply flow path, a supply pump located in the supply flow path, a collection flow path, a relief flow path connecting a first position in the supply flow path to a second position in the supply flow path, wherein the first position is located at a downstream side of the supply pump in the supply flow path and the second position located at an upstream side of the supply pump in the supply flow path, and a differential pressure regulating valve located in the relief flow path and configured to, in a case where the pressure of the pumped ink in the supply flow path is larger than a predetermined value, open the relief flow path so as to allow ink in the supply flow path to flow from the first position to the second position.

The present invention relates to method and system for providing series of serialized unique information on a substrate together with product related information. The method comprising: providing the series of serialized unique information from a batch of serialized unique information, using a printer device (30) able of printing from a digital-based image directly on the substrate in a first instance; storing information about the serialized unique information to a data storage device (20); printing the product related information on the substrate; and analysing the printed serialized unique information and product related information on the substrate.

A recording device includes an imaging module that reads a sheet placed in a reading position, a placement surface at which the sheet is placed, a first guide surface that guides an edge in the width direction of the sheet placed on the placement surface, and a nip roller pair that nips the sheet on the placement surface to transport the sheet to the reading position. The placement surface includes a first placement surface including the reading position, and a second placement surface not including the reading position, and the first placement surface, the first guide surface, and the nip roller pair move in an integrated manner.

A communication system that includes a server system, a voice terminal and a document reading apparatus. The document reading apparatus includes a reading unit configured to execute reading of a document, wherein recognition processing for recognizing a character written in the document is executed based on image data generated by the reading. Furthermore, the voice terminal comprises a receiving unit configured to receive a predetermined instruction by user's voice, and the server system comprises a processing unit configured to execute output processing for outputting the character recognized by the recognition processing by voice by the voice terminal based on receiving the predetermined instruction by the voice terminal.

An inkjet recording apparatus includes a recording head, an ink tank, a supply flow path, a supply pump located in the supply flow path, a collection flow path, a relief flow path connecting a first position in the supply flow path to a second position in the supply flow path, wherein the first position is located at a downstream side of the supply pump in the supply flow path and the second position located at an upstream side of the supply pump in the supply flow path, and a differential pressure regulating valve located in the relief flow path and configured to, in a case where the pressure of the pumped ink in the supply flow path is larger than a predetermined value, open the relief flow path so as to allow ink in the supply flow path to flow from the first position to the second position.