# US 10,250,690 B2 · Multiple sensor data processor interface and relay

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- Number: US 10,250,690 B2
- Document ID: US10250690B2
- Status: Granted
- Kind: B2
- Application number: 15/447,905
- Filed: 2017-03-02
- Published: 2017-06-22
- Granted: 2019-04-02
- Earliest claimed: 2014-03-17
- Assignees: Camgian Microsystems Corp.
- Applicants: Camgian Microsystems Corp.
- Inventors: Gary Butler; Derrick J. Savage; David Lindley; Muthukumar Nagarajan; Jeffery Hunt
- Web page: https://patentgrep.com/patent/US10250690B2

## CPC

- H04L 67/12: specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
- G08C 15/00: Arrangements characterised by the use of multiplexing for the transmission of a plurality of signals over a common path
- H04L 12/10: Current supply arrangements
- H04L 49/30: {Peripheral units, e.g. input or output ports}
- H04L 67/565: Conversion or adaptation of application format or content (adding application control or application functional data H04L67/561)
- H04Q 9/00: Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
- H04Q 2209/30: using a wired architecture
- H04Q 2209/43: using wireless personal area networks [WPAN], e.g. 802.15, 802.15.1, 802.15.4, Bluetooth® or Zigbee®
- H04Q 2209/883: where the sensing device enters an active or inactive mode
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- G08C: TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS (fluid pressure transmitting systems F15B; mechanical means for transferring the output of a sensing member into a different variable G01D5/00; mechanical control systems G05G)
- H04Q: SELECTING (switches, relays, selectors H01H; wireless communication networks H04W)

## Abstract

The present invention relates generally to a system and method of networking and interconnecting a large number of various types of sensors to a remote location in an efficient manner. Specifically, the invention utilizes a flexible, configurable, scalable and power-efficient sensor interface relay architecture to gather sensor data from various locations and then relay it to a remote location via the internet.

## Claims

### Claim 1

A sensing interface circuit, comprising:
a first processing unit having outputs including a first common enable signal, a plurality of addressing signals, and plurality of individual enable signals; and
a plurality of second processing units each coupled to processor memory containing configuration programming information to configure the sensing interface circuit to provide power and communications over each of a plurality of sensor coupling ports, each of the plurality of sensor coupling ports coupled to one of the plurality of second processing units, each sensor coupling port including at least one sensor voltage supply connection, and at least one sensor receive input,
wherein the plurality of second processing units are each coupled to the first common enable signal and the plurality of addressing signals and each respectively connected to one of the plurality of individual enable signals.

### Claim 2 (depends on 1)

The circuit in claim 1 further comprising, a plurality of communications sensor interface circuits selected from RS232 transceivers, RS485 transceivers, root mean square to DC voltage circuits, are respectively coupled between the plurality of second processing units and the plurality of sensor connection ports.

### Claim 3 (depends on 1)

The circuit in claim 1 wherein, each sensor coupling port further includes a sensor transmit output.

### Claim 4 (depends on 1)

The circuit in claim 1 further comprising, a transmitter selected from GPS radio, Cellular radio, ZigBee radio, and a POTS transceiver, coupled to the first processing unit.

### Claim 5 (depends on 1)

The circuit in claim 1, wherein the processor memory contains configuration programming information to configure the sensing interface circuit to communicate from at least one of the plurality of sensor connection ports using a standard selected from RS232, RS485, UART, Open Collector, Open Drain, I2C, Maxim 1-Wire, Analog AC voltage, Analog DC voltage, Analog Resistance, CMOS, or TTL.